420032005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1\times {\mathrm{8009}}^1$

素因数の和:8648

約数の個数: 16

約数和(自身を含む): 534619440

約数和(自身を除く): 114587435

約数列:

[1, 5, 17, 85, 617, 3085, 8009, 10489, 40045, 52445, 136153, 680765, 4941553, 24707765, 84006401, 420032005]

約数ペア:

[(1, 420032005), (5, 84006401), (17, 24707765), (85, 4941553), (617, 680765), (3085, 136153), (8009, 52445), (10489, 40045)]