25238288

素因数分解:

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

素因数の和:615

約数の個数: 40

約数和(自身を含む): 50830080

約数和(自身を除く): 25591792

約数列:

[1, 2, 4, 8, 16, 41, 79, 82, 158, 164, 316, 328, 487, 632, 656, 974, 1264, 1948, 3239, 3896, 6478, 7792, 12956, 19967, 25912, 38473, 39934, 51824, 76946, 79868, 153892, 159736, 307784, 319472, 615568, 1577393, 3154786, 6309572, 12619144, 25238288]

約数ペア:

[(1, 25238288), (2, 12619144), (4, 6309572), (8, 3154786), (16, 1577393), (41, 615568), (79, 319472), (82, 307784), (158, 159736), (164, 153892), (316, 79868), (328, 76946), (487, 51824), (632, 39934), (656, 38473), (974, 25912), (1264, 19967), (1948, 12956), (3239, 7792), (3896, 6478)]