64451075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3251}}^1$

素因数の和:3335

約数の個数: 24

約数和(自身を含む): 87504816

約数和(自身を除く): 23053741

約数列:

[1, 5, 13, 25, 61, 65, 305, 325, 793, 1525, 3251, 3965, 16255, 19825, 42263, 81275, 198311, 211315, 991555, 1056575, 2578043, 4957775, 12890215, 64451075]

約数ペア:

[(1, 64451075), (5, 12890215), (13, 4957775), (25, 2578043), (61, 1056575), (65, 991555), (305, 211315), (325, 198311), (793, 81275), (1525, 42263), (3251, 19825), (3965, 16255)]