85788980

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{80933}}^1$

素因数の和:80995

約数の個数: 24

約数和(自身を含む): 183558312

約数和(自身を除く): 97769332

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 80933, 161866, 323732, 404665, 809330, 1618660, 4289449, 8578898, 17157796, 21447245, 42894490, 85788980]

約数ペア:

[(1, 85788980), (2, 42894490), (4, 21447245), (5, 17157796), (10, 8578898), (20, 4289449), (53, 1618660), (106, 809330), (212, 404665), (265, 323732), (530, 161866), (1060, 80933)]