156750921640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4801}}^1\times {\mathrm{13381}}^1$

素因数の和:18254

約数の個数: 64

約数和(自身を含む): 358572831120

約数和(自身を除く): 201821909480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 4801, 9602, 13381, 19204, 24005, 26762, 38408, 48010, 53524, 66905, 96020, 107048, 133810, 192040, 267620, 292861, 535240, 585722, 816241, 1171444, 1464305, 1632482, 2342888, 2928610, 3264964, 4081205, 5857220, 6529928, 8162410, 11714440, 16324820, 32649640, 64242181, 128484362, 256968724, 321210905, 513937448, 642421810, 1284843620, 2569687240, 3918773041, 7837546082, 15675092164, 19593865205, 31350184328, 39187730410, 78375460820, 156750921640]

約数ペア:

[(1, 156750921640), (2, 78375460820), (4, 39187730410), (5, 31350184328), (8, 19593865205), (10, 15675092164), (20, 7837546082), (40, 3918773041), (61, 2569687240), (122, 1284843620), (244, 642421810), (305, 513937448), (488, 321210905), (610, 256968724), (1220, 128484362), (2440, 64242181), (4801, 32649640), (9602, 16324820), (13381, 11714440), (19204, 8162410), (24005, 6529928), (26762, 5857220), (38408, 4081205), (48010, 3264964), (53524, 2928610), (66905, 2342888), (96020, 1632482), (107048, 1464305), (133810, 1171444), (192040, 816241), (267620, 585722), (292861, 535240)]