71893125

素因数分解:

$3^2\times 5^4\times {\mathrm{12781}}^1$

素因数の和:12807

約数の個数: 30

約数和(自身を含む): 129775646

約数和(自身を除く): 57882521

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 1125, 1875, 5625, 12781, 38343, 63905, 115029, 191715, 319525, 575145, 958575, 1597625, 2875725, 4792875, 7988125, 14378625, 23964375, 71893125]

約数ペア:

[(1, 71893125), (3, 23964375), (5, 14378625), (9, 7988125), (15, 4792875), (25, 2875725), (45, 1597625), (75, 958575), (125, 575145), (225, 319525), (375, 191715), (625, 115029), (1125, 63905), (1875, 38343), (5625, 12781)]