80491528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 170755200

約数和(自身を除く): 90263672

約数列:

[1, 2, 4, 8, 13, 26, 41, 43, 52, 82, 86, 104, 164, 172, 328, 344, 439, 533, 559, 878, 1066, 1118, 1756, 1763, 2132, 2236, 3512, 3526, 4264, 4472, 5707, 7052, 11414, 14104, 17999, 18877, 22828, 22919, 35998, 37754, 45656, 45838, 71996, 75508, 91676, 143992, 151016, 183352, 233987, 245401, 467974, 490802, 773957, 935948, 981604, 1547914, 1871896, 1963208, 3095828, 6191656, 10061441, 20122882, 40245764, 80491528]

約数ペア:

[(1, 80491528), (2, 40245764), (4, 20122882), (8, 10061441), (13, 6191656), (26, 3095828), (41, 1963208), (43, 1871896), (52, 1547914), (82, 981604), (86, 935948), (104, 773957), (164, 490802), (172, 467974), (328, 245401), (344, 233987), (439, 183352), (533, 151016), (559, 143992), (878, 91676), (1066, 75508), (1118, 71996), (1756, 45838), (1763, 45656), (2132, 37754), (2236, 35998), (3512, 22919), (3526, 22828), (4264, 18877), (4472, 17999), (5707, 14104), (7052, 11414)]