68995540

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{30529}}^1$

素因数の和:30651

約数の個数: 24

約数和(自身を含む): 146177640

約数和(自身を除く): 77182100

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 30529, 61058, 122116, 152645, 305290, 610580, 3449777, 6899554, 13799108, 17248885, 34497770, 68995540]

約数ペア:

[(1, 68995540), (2, 34497770), (4, 17248885), (5, 13799108), (10, 6899554), (20, 3449777), (113, 610580), (226, 305290), (452, 152645), (565, 122116), (1130, 61058), (2260, 30529)]