16371875

素因数分解:

$5^5\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 36

約数和(自身を含む): 22873536

約数和(自身を除く): 6501661

約数列:

[1, 5, 13, 25, 31, 65, 125, 155, 169, 325, 403, 625, 775, 845, 1625, 2015, 3125, 3875, 4225, 5239, 8125, 10075, 19375, 21125, 26195, 40625, 50375, 96875, 105625, 130975, 251875, 528125, 654875, 1259375, 3274375, 16371875]

約数ペア:

[(1, 16371875), (5, 3274375), (13, 1259375), (25, 654875), (31, 528125), (65, 251875), (125, 130975), (155, 105625), (169, 96875), (325, 50375), (403, 40625), (625, 26195), (775, 21125), (845, 19375), (1625, 10075), (2015, 8125), (3125, 5239), (3875, 4225)]