131468660

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:596

約数の個数: 48

約数和(自身を含む): 280702800

約数和(自身を除く): 149234140

約数列:

[1, 2, 4, 5, 10, 20, 149, 157, 281, 298, 314, 562, 596, 628, 745, 785, 1124, 1405, 1490, 1570, 2810, 2980, 3140, 5620, 23393, 41869, 44117, 46786, 83738, 88234, 93572, 116965, 167476, 176468, 209345, 220585, 233930, 418690, 441170, 467860, 837380, 882340, 6573433, 13146866, 26293732, 32867165, 65734330, 131468660]

約数ペア:

[(1, 131468660), (2, 65734330), (4, 32867165), (5, 26293732), (10, 13146866), (20, 6573433), (149, 882340), (157, 837380), (281, 467860), (298, 441170), (314, 418690), (562, 233930), (596, 220585), (628, 209345), (745, 176468), (785, 167476), (1124, 116965), (1405, 93572), (1490, 88234), (1570, 83738), (2810, 46786), (2980, 44117), (3140, 41869), (5620, 23393)]