69538880

素因数分解:

$2^6\times 5^1\times {\mathrm{217309}}^1$

素因数の和:217326

約数の個数: 28

約数和(自身を含む): 165590220

約数和(自身を除く): 96051340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 217309, 434618, 869236, 1086545, 1738472, 2173090, 3476944, 4346180, 6953888, 8692360, 13907776, 17384720, 34769440, 69538880]

約数ペア:

[(1, 69538880), (2, 34769440), (4, 17384720), (5, 13907776), (8, 8692360), (10, 6953888), (16, 4346180), (20, 3476944), (32, 2173090), (40, 1738472), (64, 1086545), (80, 869236), (160, 434618), (320, 217309)]