71355830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4127}}^1$

素因数の和:4173

約数の個数: 64

約数和(自身を含む): 166440960

約数和(自身を除く): 95085130

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 455, 494, 665, 910, 1235, 1330, 1729, 2470, 3458, 4127, 8254, 8645, 17290, 20635, 28889, 41270, 53651, 57778, 78413, 107302, 144445, 156826, 268255, 288890, 375557, 392065, 536510, 548891, 751114, 784130, 1019369, 1097782, 1877785, 2038738, 2744455, 3755570, 5096845, 5488910, 7135583, 10193690, 14271166, 35677915, 71355830]

約数ペア:

[(1, 71355830), (2, 35677915), (5, 14271166), (7, 10193690), (10, 7135583), (13, 5488910), (14, 5096845), (19, 3755570), (26, 2744455), (35, 2038738), (38, 1877785), (65, 1097782), (70, 1019369), (91, 784130), (95, 751114), (130, 548891), (133, 536510), (182, 392065), (190, 375557), (247, 288890), (266, 268255), (455, 156826), (494, 144445), (665, 107302), (910, 78413), (1235, 57778), (1330, 53651), (1729, 41270), (2470, 28889), (3458, 20635), (4127, 17290), (8254, 8645)]