79159975

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 100440000

約数和(自身を除く): 21280025

約数列:

[1, 5, 25, 79, 149, 269, 395, 745, 1345, 1975, 3725, 6725, 11771, 21251, 40081, 58855, 106255, 200405, 294275, 531275, 1002025, 3166399, 15831995, 79159975]

約数ペア:

[(1, 79159975), (5, 15831995), (25, 3166399), (79, 1002025), (149, 531275), (269, 294275), (395, 200405), (745, 106255), (1345, 58855), (1975, 40081), (3725, 21251), (6725, 11771)]