25309115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{971}}^1$

素因数の和:1390

約数の個数: 16

約数和(自身を含む): 32822496

約数和(自身を除く): 7513381

約数列:

[1, 5, 13, 65, 401, 971, 2005, 4855, 5213, 12623, 26065, 63115, 389371, 1946855, 5061823, 25309115]

約数ペア:

[(1, 25309115), (5, 5061823), (13, 1946855), (65, 389371), (401, 63115), (971, 26065), (2005, 12623), (4855, 5213)]