25217503912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{2143}}^1\times {\mathrm{77417}}^1$

素因数の和:79585

約数の個数: 32

約数和(自身を含む): 49795257600

約数和(自身を除く): 24577753688

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 2143, 4286, 8572, 17144, 40717, 77417, 81434, 154834, 162868, 309668, 325736, 619336, 1470923, 2941846, 5883692, 11767384, 165904631, 331809262, 663618524, 1327237048, 3152187989, 6304375978, 12608751956, 25217503912]

約数ペア:

[(1, 25217503912), (2, 12608751956), (4, 6304375978), (8, 3152187989), (19, 1327237048), (38, 663618524), (76, 331809262), (152, 165904631), (2143, 11767384), (4286, 5883692), (8572, 2941846), (17144, 1470923), (40717, 619336), (77417, 325736), (81434, 309668), (154834, 162868)]