64723405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1699}}^1$

素因数の和:2124

約数の個数: 16

約数和(自身を含む): 82008000

約数和(自身を除く): 17284595

約数列:

[1, 5, 19, 95, 401, 1699, 2005, 7619, 8495, 32281, 38095, 161405, 681299, 3406495, 12944681, 64723405]

約数ペア:

[(1, 64723405), (5, 12944681), (19, 3406495), (95, 681299), (401, 161405), (1699, 38095), (2005, 32281), (7619, 8495)]