72484640

素因数分解:

$2^5\times 5^1\times {\mathrm{453029}}^1$

素因数の和:453044

約数の個数: 24

約数和(自身を含む): 171245340

約数和(自身を除く): 98760700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 453029, 906058, 1812116, 2265145, 3624232, 4530290, 7248464, 9060580, 14496928, 18121160, 36242320, 72484640]

約数ペア:

[(1, 72484640), (2, 36242320), (4, 18121160), (5, 14496928), (8, 9060580), (10, 7248464), (16, 4530290), (20, 3624232), (32, 2265145), (40, 1812116), (80, 906058), (160, 453029)]