64419726592

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{1471}}^1\times {\mathrm{13159}}^1$

素因数の和:14659

約数の個数: 72

約数和(自身を含む): 138583854080

約数和(自身を除く): 74164127488

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1471, 1664, 2942, 3328, 5884, 11768, 13159, 19123, 23536, 26318, 38246, 47072, 52636, 76492, 94144, 105272, 152984, 171067, 188288, 210544, 305968, 342134, 376576, 421088, 611936, 684268, 842176, 1223872, 1368536, 1684352, 2447744, 2737072, 3368704, 4895488, 5474144, 10948288, 19356889, 21896576, 38713778, 43793152, 77427556, 154855112, 251639557, 309710224, 503279114, 619420448, 1006558228, 1238840896, 2013116456, 2477681792, 4026232912, 4955363584, 8052465824, 16104931648, 32209863296, 64419726592]

約数ペア:

[(1, 64419726592), (2, 32209863296), (4, 16104931648), (8, 8052465824), (13, 4955363584), (16, 4026232912), (26, 2477681792), (32, 2013116456), (52, 1238840896), (64, 1006558228), (104, 619420448), (128, 503279114), (208, 309710224), (256, 251639557), (416, 154855112), (832, 77427556), (1471, 43793152), (1664, 38713778), (2942, 21896576), (3328, 19356889), (5884, 10948288), (11768, 5474144), (13159, 4895488), (19123, 3368704), (23536, 2737072), (26318, 2447744), (38246, 1684352), (47072, 1368536), (52636, 1223872), (76492, 842176), (94144, 684268), (105272, 611936), (152984, 421088), (171067, 376576), (188288, 342134), (210544, 305968)]