77748125

素因数分解:

$5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1367}}^1$

素因数の和:1407

約数の個数: 40

約数和(自身を含む): 119661696

約数和(自身を除く): 41913571

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 125, 175, 325, 455, 625, 875, 1367, 1625, 2275, 4375, 6835, 8125, 9569, 11375, 17771, 34175, 47845, 56875, 88855, 124397, 170875, 239225, 444275, 621985, 854375, 1196125, 2221375, 3109925, 5980625, 11106875, 15549625, 77748125]

約数ペア:

[(1, 77748125), (5, 15549625), (7, 11106875), (13, 5980625), (25, 3109925), (35, 2221375), (65, 1196125), (91, 854375), (125, 621985), (175, 444275), (325, 239225), (455, 170875), (625, 124397), (875, 88855), (1367, 56875), (1625, 47845), (2275, 34175), (4375, 17771), (6835, 11375), (8125, 9569)]