65228800

素因数分解:

$2^{12}\times 5^2\times 7^2\times {\mathrm{13}}^1$

素因数の和:61

約数の個数: 234

約数和(自身を含む): 202628958

約数和(自身を除く): 137400158

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 49, 50, 52, 56, 64, 65, 70, 80, 91, 98, 100, 104, 112, 128, 130, 140, 160, 175, 182, 196, 200, 208, 224, 245, 256, 260, 280, 320, 325, 350, 364, 392, 400, 416, 448, 455, 490, 512, 520, 560, 637, 640, 650, 700, 728, 784, 800, 832, 896, 910, 980, 1024, 1040, 1120, 1225, 1274, 1280, 1300, 1400, 1456, 1568, 1600, 1664, 1792, 1820, 1960, 2048, 2080, 2240, 2275, 2450, 2548, 2560, 2600, 2800, 2912, 3136, 3185, 3200, 3328, 3584, 3640, 3920, 4096, 4160, 4480, 4550, 4900, 5096, 5120, 5200, 5600, 5824, 6272, 6370, 6400, 6656, 7168, 7280, 7840, 8320, 8960, 9100, 9800, 10192, 10240, 10400, 11200, 11648, 12544, 12740, 12800, 13312, 14336, 14560, 15680, 15925, 16640, 17920, 18200, 19600, 20384, 20480, 20800, 22400, 23296, 25088, 25480, 25600, 26624, 28672, 29120, 31360, 31850, 33280, 35840, 36400, 39200, 40768, 41600, 44800, 46592, 50176, 50960, 51200, 53248, 58240, 62720, 63700, 66560, 71680, 72800, 78400, 81536, 83200, 89600, 93184, 100352, 101920, 102400, 116480, 125440, 127400, 133120, 143360, 145600, 156800, 163072, 166400, 179200, 186368, 200704, 203840, 232960, 250880, 254800, 266240, 291200, 313600, 326144, 332800, 358400, 372736, 407680, 465920, 501760, 509600, 582400, 627200, 652288, 665600, 716800, 815360, 931840, 1003520, 1019200, 1164800, 1254400, 1304576, 1331200, 1630720, 1863680, 2038400, 2329600, 2508800, 2609152, 3261440, 4076800, 4659200, 5017600, 6522880, 8153600, 9318400, 13045760, 16307200, 32614400, 65228800]

約数ペア:

[(1, 65228800), (2, 32614400), (4, 16307200), (5, 13045760), (7, 9318400), (8, 8153600), (10, 6522880), (13, 5017600), (14, 4659200), (16, 4076800), (20, 3261440), (25, 2609152), (26, 2508800), (28, 2329600), (32, 2038400), (35, 1863680), (40, 1630720), (49, 1331200), (50, 1304576), (52, 1254400), (56, 1164800), (64, 1019200), (65, 1003520), (70, 931840), (80, 815360), (91, 716800), (98, 665600), (100, 652288), (104, 627200), (112, 582400), (128, 509600), (130, 501760), (140, 465920), (160, 407680), (175, 372736), (182, 358400), (196, 332800), (200, 326144), (208, 313600), (224, 291200), (245, 266240), (256, 254800), (260, 250880), (280, 232960), (320, 203840), (325, 200704), (350, 186368), (364, 179200), (392, 166400), (400, 163072), (416, 156800), (448, 145600), (455, 143360), (490, 133120), (512, 127400), (520, 125440), (560, 116480), (637, 102400), (640, 101920), (650, 100352), (700, 93184), (728, 89600), (784, 83200), (800, 81536), (832, 78400), (896, 72800), (910, 71680), (980, 66560), (1024, 63700), (1040, 62720), (1120, 58240), (1225, 53248), (1274, 51200), (1280, 50960), (1300, 50176), (1400, 46592), (1456, 44800), (1568, 41600), (1600, 40768), (1664, 39200), (1792, 36400), (1820, 35840), (1960, 33280), (2048, 31850), (2080, 31360), (2240, 29120), (2275, 28672), (2450, 26624), (2548, 25600), (2560, 25480), (2600, 25088), (2800, 23296), (2912, 22400), (3136, 20800), (3185, 20480), (3200, 20384), (3328, 19600), (3584, 18200), (3640, 17920), (3920, 16640), (4096, 15925), (4160, 15680), (4480, 14560), (4550, 14336), (4900, 13312), (5096, 12800), (5120, 12740), (5200, 12544), (5600, 11648), (5824, 11200), (6272, 10400), (6370, 10240), (6400, 10192), (6656, 9800), (7168, 9100), (7280, 8960), (7840, 8320)]