4213025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 5785344

約数和(自身を除く): 1572319

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 431, 575, 1955, 2155, 7327, 9775, 9913, 10775, 36635, 49565, 168521, 183175, 247825, 842605, 4213025]

約数ペア:

[(1, 4213025), (5, 842605), (17, 247825), (23, 183175), (25, 168521), (85, 49565), (115, 36635), (391, 10775), (425, 9913), (431, 9775), (575, 7327), (1955, 2155)]