85875868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^2\times {\mathrm{139}}^1$

素因数の和:374

約数の個数: 36

約数和(自身を含む): 164516520

約数和(自身を除く): 78640652

約数列:

[1, 2, 4, 13, 26, 52, 109, 139, 218, 278, 436, 556, 1417, 1807, 2834, 3614, 5668, 7228, 11881, 15151, 23762, 30302, 47524, 60604, 154453, 196963, 308906, 393926, 617812, 787852, 1651459, 3302918, 6605836, 21468967, 42937934, 85875868]

約数ペア:

[(1, 85875868), (2, 42937934), (4, 21468967), (13, 6605836), (26, 3302918), (52, 1651459), (109, 787852), (139, 617812), (218, 393926), (278, 308906), (436, 196963), (556, 154453), (1417, 60604), (1807, 47524), (2834, 30302), (3614, 23762), (5668, 15151), (7228, 11881)]