81730808

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{233}}^1\times {\mathrm{269}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 155422800

約数和(自身を除く): 73691992

約数列:

[1, 2, 4, 8, 163, 233, 269, 326, 466, 538, 652, 932, 1076, 1304, 1864, 2152, 37979, 43847, 62677, 75958, 87694, 125354, 151916, 175388, 250708, 303832, 350776, 501416, 10216351, 20432702, 40865404, 81730808]

約数ペア:

[(1, 81730808), (2, 40865404), (4, 20432702), (8, 10216351), (163, 501416), (233, 350776), (269, 303832), (326, 250708), (466, 175388), (538, 151916), (652, 125354), (932, 87694), (1076, 75958), (1304, 62677), (1864, 43847), (2152, 37979)]