161001460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{187211}}^1$

素因数の和:187263

約数の個数: 24

約数和(自身を含む): 345967776

約数和(自身を除く): 184966316

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 187211, 374422, 748844, 936055, 1872110, 3744220, 8050073, 16100146, 32200292, 40250365, 80500730, 161001460]

約数ペア:

[(1, 161001460), (2, 80500730), (4, 40250365), (5, 32200292), (10, 16100146), (20, 8050073), (43, 3744220), (86, 1872110), (172, 936055), (215, 748844), (430, 374422), (860, 187211)]