72428775

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{13229}}^1$

素因数の和:13315

約数の個数: 24

約数和(自身を含む): 121398480

約数和(自身を除く): 48969705

約数列:

[1, 3, 5, 15, 25, 73, 75, 219, 365, 1095, 1825, 5475, 13229, 39687, 66145, 198435, 330725, 965717, 992175, 2897151, 4828585, 14485755, 24142925, 72428775]

約数ペア:

[(1, 72428775), (3, 24142925), (5, 14485755), (15, 4828585), (25, 2897151), (73, 992175), (75, 965717), (219, 330725), (365, 198435), (1095, 66145), (1825, 39687), (5475, 13229)]