40948115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1571}}^1$

素因数の和:1990

約数の個数: 16

約数和(自身を含む): 53083296

約数和(自身を除く): 12135181

約数列:

[1, 5, 13, 65, 401, 1571, 2005, 5213, 7855, 20423, 26065, 102115, 629971, 3149855, 8189623, 40948115]

約数ペア:

[(1, 40948115), (5, 8189623), (13, 3149855), (65, 629971), (401, 102115), (1571, 26065), (2005, 20423), (5213, 7855)]