8161875

素因数分解:

$3^2\times 5^4\times {\mathrm{1451}}^1$

素因数の和:1477

約数の個数: 30

約数和(自身を含む): 14742156

約数和(自身を除く): 6580281

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 1125, 1451, 1875, 4353, 5625, 7255, 13059, 21765, 36275, 65295, 108825, 181375, 326475, 544125, 906875, 1632375, 2720625, 8161875]

約数ペア:

[(1, 8161875), (3, 2720625), (5, 1632375), (9, 906875), (15, 544125), (25, 326475), (45, 181375), (75, 108825), (125, 65295), (225, 36275), (375, 21765), (625, 13059), (1125, 7255), (1451, 5625), (1875, 4353)]