64775782400

素因数分解:

$2^{20}\times 5^2\times 7^1\times {\mathrm{353}}^1$

素因数の和:410

約数の個数: 252

約数和(自身を含む): 184113080592

約数和(自身を除く): 119337298192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 200, 224, 256, 280, 320, 350, 353, 400, 448, 512, 560, 640, 700, 706, 800, 896, 1024, 1120, 1280, 1400, 1412, 1600, 1765, 1792, 2048, 2240, 2471, 2560, 2800, 2824, 3200, 3530, 3584, 4096, 4480, 4942, 5120, 5600, 5648, 6400, 7060, 7168, 8192, 8825, 8960, 9884, 10240, 11200, 11296, 12355, 12800, 14120, 14336, 16384, 17650, 17920, 19768, 20480, 22400, 22592, 24710, 25600, 28240, 28672, 32768, 35300, 35840, 39536, 40960, 44800, 45184, 49420, 51200, 56480, 57344, 61775, 65536, 70600, 71680, 79072, 81920, 89600, 90368, 98840, 102400, 112960, 114688, 123550, 131072, 141200, 143360, 158144, 163840, 179200, 180736, 197680, 204800, 225920, 229376, 247100, 262144, 282400, 286720, 316288, 327680, 358400, 361472, 395360, 409600, 451840, 458752, 494200, 524288, 564800, 573440, 632576, 655360, 716800, 722944, 790720, 819200, 903680, 917504, 988400, 1048576, 1129600, 1146880, 1265152, 1310720, 1433600, 1445888, 1581440, 1638400, 1807360, 1835008, 1976800, 2259200, 2293760, 2530304, 2621440, 2867200, 2891776, 3162880, 3276800, 3614720, 3670016, 3953600, 4518400, 4587520, 5060608, 5242880, 5734400, 5783552, 6325760, 6553600, 7229440, 7340032, 7907200, 9036800, 9175040, 10121216, 11468800, 11567104, 12651520, 13107200, 14458880, 15814400, 18073600, 18350080, 20242432, 22937600, 23134208, 25303040, 26214400, 28917760, 31628800, 36147200, 36700160, 40484864, 45875200, 46268416, 50606080, 57835520, 63257600, 72294400, 80969728, 91750400, 92536832, 101212160, 115671040, 126515200, 144588800, 161939456, 183500800, 185073664, 202424320, 231342080, 253030400, 289177600, 323878912, 370147328, 404848640, 462684160, 506060800, 578355200, 647757824, 809697280, 925368320, 1012121600, 1156710400, 1295515648, 1619394560, 1850736640, 2024243200, 2313420800, 2591031296, 3238789120, 4048486400, 4626841600, 6477578240, 8096972800, 9253683200, 12955156480, 16193945600, 32387891200, 64775782400]

約数ペア:

[(1, 64775782400), (2, 32387891200), (4, 16193945600), (5, 12955156480), (7, 9253683200), (8, 8096972800), (10, 6477578240), (14, 4626841600), (16, 4048486400), (20, 3238789120), (25, 2591031296), (28, 2313420800), (32, 2024243200), (35, 1850736640), (40, 1619394560), (50, 1295515648), (56, 1156710400), (64, 1012121600), (70, 925368320), (80, 809697280), (100, 647757824), (112, 578355200), (128, 506060800), (140, 462684160), (160, 404848640), (175, 370147328), (200, 323878912), (224, 289177600), (256, 253030400), (280, 231342080), (320, 202424320), (350, 185073664), (353, 183500800), (400, 161939456), (448, 144588800), (512, 126515200), (560, 115671040), (640, 101212160), (700, 92536832), (706, 91750400), (800, 80969728), (896, 72294400), (1024, 63257600), (1120, 57835520), (1280, 50606080), (1400, 46268416), (1412, 45875200), (1600, 40484864), (1765, 36700160), (1792, 36147200), (2048, 31628800), (2240, 28917760), (2471, 26214400), (2560, 25303040), (2800, 23134208), (2824, 22937600), (3200, 20242432), (3530, 18350080), (3584, 18073600), (4096, 15814400), (4480, 14458880), (4942, 13107200), (5120, 12651520), (5600, 11567104), (5648, 11468800), (6400, 10121216), (7060, 9175040), (7168, 9036800), (8192, 7907200), (8825, 7340032), (8960, 7229440), (9884, 6553600), (10240, 6325760), (11200, 5783552), (11296, 5734400), (12355, 5242880), (12800, 5060608), (14120, 4587520), (14336, 4518400), (16384, 3953600), (17650, 3670016), (17920, 3614720), (19768, 3276800), (20480, 3162880), (22400, 2891776), (22592, 2867200), (24710, 2621440), (25600, 2530304), (28240, 2293760), (28672, 2259200), (32768, 1976800), (35300, 1835008), (35840, 1807360), (39536, 1638400), (40960, 1581440), (44800, 1445888), (45184, 1433600), (49420, 1310720), (51200, 1265152), (56480, 1146880), (57344, 1129600), (61775, 1048576), (65536, 988400), (70600, 917504), (71680, 903680), (79072, 819200), (81920, 790720), (89600, 722944), (90368, 716800), (98840, 655360), (102400, 632576), (112960, 573440), (114688, 564800), (123550, 524288), (131072, 494200), (141200, 458752), (143360, 451840), (158144, 409600), (163840, 395360), (179200, 361472), (180736, 358400), (197680, 327680), (204800, 316288), (225920, 286720), (229376, 282400), (247100, 262144)]