72180075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{87491}}^1$

素因数の和:87515

約数の個数: 24

約数和(自身を含む): 130188096

約数和(自身を除く): 58008021

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 87491, 262473, 437455, 962401, 1312365, 2187275, 2887203, 4812005, 6561825, 14436015, 24060025, 72180075]

約数ペア:

[(1, 72180075), (3, 24060025), (5, 14436015), (11, 6561825), (15, 4812005), (25, 2887203), (33, 2187275), (55, 1312365), (75, 962401), (165, 437455), (275, 262473), (825, 87491)]