25717815472

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1\times {\mathrm{1019}}^1$

素因数の和:1634

約数の個数: 80

約数和(自身を含む): 51846681600

約数和(自身を除く): 26128866128

約数列:

[1, 2, 4, 8, 16, 41, 79, 82, 158, 164, 316, 328, 487, 632, 656, 974, 1019, 1264, 1948, 2038, 3239, 3896, 4076, 6478, 7792, 8152, 12956, 16304, 19967, 25912, 38473, 39934, 41779, 51824, 76946, 79868, 80501, 83558, 153892, 159736, 161002, 167116, 307784, 319472, 322004, 334232, 496253, 615568, 644008, 668464, 992506, 1288016, 1577393, 1985012, 3154786, 3300541, 3970024, 6309572, 6601082, 7940048, 12619144, 13202164, 20346373, 25238288, 26404328, 39203987, 40692746, 52808656, 78407974, 81385492, 156815948, 162770984, 313631896, 325541968, 627263792, 1607363467, 3214726934, 6429453868, 12858907736, 25717815472]

約数ペア:

[(1, 25717815472), (2, 12858907736), (4, 6429453868), (8, 3214726934), (16, 1607363467), (41, 627263792), (79, 325541968), (82, 313631896), (158, 162770984), (164, 156815948), (316, 81385492), (328, 78407974), (487, 52808656), (632, 40692746), (656, 39203987), (974, 26404328), (1019, 25238288), (1264, 20346373), (1948, 13202164), (2038, 12619144), (3239, 7940048), (3896, 6601082), (4076, 6309572), (6478, 3970024), (7792, 3300541), (8152, 3154786), (12956, 1985012), (16304, 1577393), (19967, 1288016), (25912, 992506), (38473, 668464), (39934, 644008), (41779, 615568), (51824, 496253), (76946, 334232), (79868, 322004), (80501, 319472), (83558, 307784), (153892, 167116), (159736, 161002)]