25547968

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:285

約数の個数: 56

約数和(自身を含む): 53319680

約数和(自身を除く): 27771712

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 79, 124, 158, 163, 248, 316, 326, 496, 632, 652, 992, 1264, 1304, 1984, 2449, 2528, 2608, 4898, 5053, 5056, 5216, 9796, 10106, 10432, 12877, 19592, 20212, 25754, 39184, 40424, 51508, 78368, 80848, 103016, 156736, 161696, 206032, 323392, 399187, 412064, 798374, 824128, 1596748, 3193496, 6386992, 12773984, 25547968]

約数ペア:

[(1, 25547968), (2, 12773984), (4, 6386992), (8, 3193496), (16, 1596748), (31, 824128), (32, 798374), (62, 412064), (64, 399187), (79, 323392), (124, 206032), (158, 161696), (163, 156736), (248, 103016), (316, 80848), (326, 78368), (496, 51508), (632, 40424), (652, 39184), (992, 25754), (1264, 20212), (1304, 19592), (1984, 12877), (2449, 10432), (2528, 10106), (2608, 9796), (4898, 5216), (5053, 5056)]