1256552512

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{8017}}^1$

素因数の和:8139

約数の個数: 56

約数和(自身を含む): 2606812160

約数和(自身を除く): 1350259648

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 79, 124, 158, 248, 316, 496, 632, 992, 1264, 1984, 2449, 2528, 4898, 5056, 8017, 9796, 16034, 19592, 32068, 39184, 64136, 78368, 128272, 156736, 248527, 256544, 497054, 513088, 633343, 994108, 1266686, 1988216, 2533372, 3976432, 5066744, 7952864, 10133488, 15905728, 19633633, 20266976, 39267266, 40533952, 78534532, 157069064, 314138128, 628276256, 1256552512]

約数ペア:

[(1, 1256552512), (2, 628276256), (4, 314138128), (8, 157069064), (16, 78534532), (31, 40533952), (32, 39267266), (62, 20266976), (64, 19633633), (79, 15905728), (124, 10133488), (158, 7952864), (248, 5066744), (316, 3976432), (496, 2533372), (632, 1988216), (992, 1266686), (1264, 994108), (1984, 633343), (2449, 513088), (2528, 497054), (4898, 256544), (5056, 248527), (8017, 156736), (9796, 128272), (16034, 78368), (19592, 64136), (32068, 39184)]