65877760

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 176160096

約数和(自身を除く): 110282336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 104, 107, 128, 130, 148, 160, 185, 208, 214, 256, 260, 296, 320, 370, 416, 428, 481, 520, 535, 592, 640, 740, 832, 856, 962, 1040, 1070, 1184, 1280, 1391, 1480, 1664, 1712, 1924, 2080, 2140, 2368, 2405, 2782, 2960, 3328, 3424, 3848, 3959, 4160, 4280, 4736, 4810, 5564, 5920, 6848, 6955, 7696, 7918, 8320, 8560, 9472, 9620, 11128, 11840, 13696, 13910, 15392, 15836, 16640, 17120, 19240, 19795, 22256, 23680, 27392, 27820, 30784, 31672, 34240, 38480, 39590, 44512, 47360, 51467, 55640, 61568, 63344, 68480, 76960, 79180, 89024, 102934, 111280, 123136, 126688, 136960, 153920, 158360, 178048, 205868, 222560, 253376, 257335, 307840, 316720, 356096, 411736, 445120, 506752, 514670, 615680, 633440, 823472, 890240, 1013504, 1029340, 1266880, 1646944, 1780480, 2058680, 2533760, 3293888, 4117360, 5067520, 6587776, 8234720, 13175552, 16469440, 32938880, 65877760]

約数ペア:

[(1, 65877760), (2, 32938880), (4, 16469440), (5, 13175552), (8, 8234720), (10, 6587776), (13, 5067520), (16, 4117360), (20, 3293888), (26, 2533760), (32, 2058680), (37, 1780480), (40, 1646944), (52, 1266880), (64, 1029340), (65, 1013504), (74, 890240), (80, 823472), (104, 633440), (107, 615680), (128, 514670), (130, 506752), (148, 445120), (160, 411736), (185, 356096), (208, 316720), (214, 307840), (256, 257335), (260, 253376), (296, 222560), (320, 205868), (370, 178048), (416, 158360), (428, 153920), (481, 136960), (520, 126688), (535, 123136), (592, 111280), (640, 102934), (740, 89024), (832, 79180), (856, 76960), (962, 68480), (1040, 63344), (1070, 61568), (1184, 55640), (1280, 51467), (1391, 47360), (1480, 44512), (1664, 39590), (1712, 38480), (1924, 34240), (2080, 31672), (2140, 30784), (2368, 27820), (2405, 27392), (2782, 23680), (2960, 22256), (3328, 19795), (3424, 19240), (3848, 17120), (3959, 16640), (4160, 15836), (4280, 15392), (4736, 13910), (4810, 13696), (5564, 11840), (5920, 11128), (6848, 9620), (6955, 9472), (7696, 8560), (7918, 8320)]