138715525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6997}}^1$

素因数の和:7081

約数の個数: 24

約数和(自身を含む): 188302184

約数和(自身を除く): 49586659

約数列:

[1, 5, 13, 25, 61, 65, 305, 325, 793, 1525, 3965, 6997, 19825, 34985, 90961, 174925, 426817, 454805, 2134085, 2274025, 5548621, 10670425, 27743105, 138715525]

約数ペア:

[(1, 138715525), (5, 27743105), (13, 10670425), (25, 5548621), (61, 2274025), (65, 2134085), (305, 454805), (325, 426817), (793, 174925), (1525, 90961), (3965, 34985), (6997, 19825)]