97890875

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 129392640

約数和(自身を除く): 31501765

約数列:

[1, 5, 23, 25, 79, 115, 125, 395, 431, 575, 1817, 1975, 2155, 2875, 9085, 9875, 9913, 10775, 34049, 45425, 49565, 53875, 170245, 227125, 247825, 783127, 851225, 1239125, 3915635, 4256125, 19578175, 97890875]

約数ペア:

[(1, 97890875), (5, 19578175), (23, 4256125), (25, 3915635), (79, 1239125), (115, 851225), (125, 783127), (395, 247825), (431, 227125), (575, 170245), (1817, 53875), (1975, 49565), (2155, 45425), (2875, 34049), (9085, 10775), (9875, 9913)]