65156980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{465407}}^1$

素因数の和:465423

約数の個数: 24

約数和(自身を含む): 156377088

約数和(自身を除く): 91220108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 465407, 930814, 1861628, 2327035, 3257849, 4654070, 6515698, 9308140, 13031396, 16289245, 32578490, 65156980]

約数ペア:

[(1, 65156980), (2, 32578490), (4, 16289245), (5, 13031396), (7, 9308140), (10, 6515698), (14, 4654070), (20, 3257849), (28, 2327035), (35, 1861628), (70, 930814), (140, 465407)]