256127831266

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1\times {\mathrm{367}}^1\times {\mathrm{443}}^1$

素因数の和:1259

約数の個数: 64

約数和(自身を含む): 404199129600

約数和(自身を除く): 148071298334

約数列:

[1, 2, 37, 61, 74, 122, 349, 367, 443, 698, 734, 886, 2257, 4514, 12913, 13579, 16391, 21289, 22387, 25826, 27023, 27158, 32782, 42578, 44774, 54046, 128083, 154607, 162581, 256166, 309214, 325162, 787693, 828319, 999851, 1575386, 1656638, 1999702, 4739071, 5720459, 6015497, 7813063, 9431027, 9478142, 9917441, 11440918, 12030994, 15626126, 18862054, 19834882, 56740769, 113481538, 289083331, 348947999, 366945317, 578166662, 697895998, 733890634, 2099408453, 3461186909, 4198816906, 6922373818, 128063915633, 256127831266]

約数ペア:

[(1, 256127831266), (2, 128063915633), (37, 6922373818), (61, 4198816906), (74, 3461186909), (122, 2099408453), (349, 733890634), (367, 697895998), (443, 578166662), (698, 366945317), (734, 348947999), (886, 289083331), (2257, 113481538), (4514, 56740769), (12913, 19834882), (13579, 18862054), (16391, 15626126), (21289, 12030994), (22387, 11440918), (25826, 9917441), (27023, 9478142), (27158, 9431027), (32782, 7813063), (42578, 6015497), (44774, 5720459), (54046, 4739071), (128083, 1999702), (154607, 1656638), (162581, 1575386), (256166, 999851), (309214, 828319), (325162, 787693)]