319942075

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{1291}}^1$

素因数の和:1755

約数の個数: 24

約数和(自身を含む): 415259136

約数和(自身を除く): 95317061

約数列:

[1, 5, 23, 25, 115, 431, 575, 1291, 2155, 6455, 9913, 10775, 29693, 32275, 49565, 148465, 247825, 556421, 742325, 2782105, 12797683, 13910525, 63988415, 319942075]

約数ペア:

[(1, 319942075), (5, 63988415), (23, 13910525), (25, 12797683), (115, 2782105), (431, 742325), (575, 556421), (1291, 247825), (2155, 148465), (6455, 49565), (9913, 32275), (10775, 29693)]