25819915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20411}}^1$

素因数の和:20450

約数の個数: 16

約数和(自身を含む): 35271936

約数和(自身を除く): 9452021

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 20411, 102055, 224521, 469453, 1122605, 2347265, 5163983, 25819915]

約数ペア:

[(1, 25819915), (5, 5163983), (11, 2347265), (23, 1122605), (55, 469453), (115, 224521), (253, 102055), (1265, 20411)]