57468125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:687

約数の個数: 40

約数和(自身を含む): 84497952

約数和(自身を除く): 27029827

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 275, 325, 625, 643, 715, 1375, 1625, 3215, 3575, 6875, 7073, 8125, 8359, 16075, 17875, 35365, 41795, 80375, 89375, 91949, 176825, 208975, 401875, 459745, 884125, 1044875, 2298725, 4420625, 5224375, 11493625, 57468125]

約数ペア:

[(1, 57468125), (5, 11493625), (11, 5224375), (13, 4420625), (25, 2298725), (55, 1044875), (65, 884125), (125, 459745), (143, 401875), (275, 208975), (325, 176825), (625, 91949), (643, 89375), (715, 80375), (1375, 41795), (1625, 35365), (3215, 17875), (3575, 16075), (6875, 8359), (7073, 8125)]