72155075

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{67121}}^1$

素因数の和:67174

約数の個数: 12

約数和(自身を含む): 91554408

約数和(自身を除く): 19399333

約数列:

[1, 5, 25, 43, 215, 1075, 67121, 335605, 1678025, 2886203, 14431015, 72155075]

約数ペア:

[(1, 72155075), (5, 14431015), (25, 2886203), (43, 1678025), (215, 335605), (1075, 67121)]