12320425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{227}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 16623936

約数和(自身を除く): 4303511

約数列:

[1, 5, 13, 25, 65, 167, 227, 325, 835, 1135, 2171, 2951, 4175, 5675, 10855, 14755, 37909, 54275, 73775, 189545, 492817, 947725, 2464085, 12320425]

約数ペア:

[(1, 12320425), (5, 2464085), (13, 947725), (25, 492817), (65, 189545), (167, 73775), (227, 54275), (325, 37909), (835, 14755), (1135, 10855), (2171, 5675), (2951, 4175)]