80990930

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{188351}}^1$

素因数の和:188401

約数の個数: 16

約数和(自身を含む): 149174784

約数和(自身を除く): 68183854

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 188351, 376702, 941755, 1883510, 8099093, 16198186, 40495465, 80990930]

約数ペア:

[(1, 80990930), (2, 40495465), (5, 16198186), (10, 8099093), (43, 1883510), (86, 941755), (215, 376702), (430, 188351)]