25253195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{19963}}^1$

素因数の和:20002

約数の個数: 16

約数和(自身を含む): 34497792

約数和(自身を除く): 9244597

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 19963, 99815, 219593, 459149, 1097965, 2295745, 5050639, 25253195]

約数ペア:

[(1, 25253195), (5, 5050639), (11, 2295745), (23, 1097965), (55, 459149), (115, 219593), (253, 99815), (1265, 19963)]