87680476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{2953}}^1$

素因数の和:3541

約数の個数: 24

約数和(自身を含む): 165589424

約数和(自身を除く): 77908948

約数列:

[1, 2, 4, 13, 26, 52, 571, 1142, 2284, 2953, 5906, 7423, 11812, 14846, 29692, 38389, 76778, 153556, 1686163, 3372326, 6744652, 21920119, 43840238, 87680476]

約数ペア:

[(1, 87680476), (2, 43840238), (4, 21920119), (13, 6744652), (26, 3372326), (52, 1686163), (571, 153556), (1142, 76778), (2284, 38389), (2953, 29692), (5906, 14846), (7423, 11812)]