80527540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{108821}}^1$

素因数の和:108867

約数の個数: 24

約数和(自身を含む): 173679912

約数和(自身を除く): 93152372

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 108821, 217642, 435284, 544105, 1088210, 2176420, 4026377, 8052754, 16105508, 20131885, 40263770, 80527540]

約数ペア:

[(1, 80527540), (2, 40263770), (4, 20131885), (5, 16105508), (10, 8052754), (20, 4026377), (37, 2176420), (74, 1088210), (148, 544105), (185, 435284), (370, 217642), (740, 108821)]