72786225

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{18311}}^1$

素因数の和:18377

約数の個数: 24

約数和(自身を含む): 122617152

約数和(自身を除く): 49830927

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 265, 795, 1325, 3975, 18311, 54933, 91555, 274665, 457775, 970483, 1373325, 2911449, 4852415, 14557245, 24262075, 72786225]

約数ペア:

[(1, 72786225), (3, 24262075), (5, 14557245), (15, 4852415), (25, 2911449), (53, 1373325), (75, 970483), (159, 457775), (265, 274665), (795, 91555), (1325, 54933), (3975, 18311)]