77851875

素因数分解:

$3^1\times 5^4\times {\mathrm{41521}}^1$

素因数の和:41544

約数の個数: 20

約数和(自身を含む): 129714728

約数和(自身を除く): 51862853

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 41521, 124563, 207605, 622815, 1038025, 3114075, 5190125, 15570375, 25950625, 77851875]

約数ペア:

[(1, 77851875), (3, 25950625), (5, 15570375), (15, 5190125), (25, 3114075), (75, 1038025), (125, 622815), (375, 207605), (625, 124563), (1875, 41521)]