20185920025

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{293}}^1\times {\mathrm{34883}}^1$

素因数の和:35265

約数の個数: 24

約数和(自身を含む): 25434622080

約数和(自身を除く): 5248702055

約数列:

[1, 5, 25, 79, 293, 395, 1465, 1975, 7325, 23147, 34883, 115735, 174415, 578675, 872075, 2755757, 10220719, 13778785, 51103595, 68893925, 255517975, 807436801, 4037184005, 20185920025]

約数ペア:

[(1, 20185920025), (5, 4037184005), (25, 807436801), (79, 255517975), (293, 68893925), (395, 51103595), (1465, 13778785), (1975, 10220719), (7325, 2755757), (23147, 872075), (34883, 578675), (115735, 174415)]