72441280

素因数分解:

$2^6\times 5^1\times {\mathrm{226379}}^1$

素因数の和:226396

約数の個数: 28

約数和(自身を含む): 172501560

約数和(自身を除く): 100060280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 226379, 452758, 905516, 1131895, 1811032, 2263790, 3622064, 4527580, 7244128, 9055160, 14488256, 18110320, 36220640, 72441280]

約数ペア:

[(1, 72441280), (2, 36220640), (4, 18110320), (5, 14488256), (8, 9055160), (10, 7244128), (16, 4527580), (20, 3622064), (32, 2263790), (40, 1811032), (64, 1131895), (80, 905516), (160, 452758), (320, 226379)]