20147987525

素因数分解:

$5^2\times {\mathrm{101}}^1\times {\mathrm{1013}}^1\times {\mathrm{7877}}^1$

素因数の和:9001

約数の個数: 24

約数和(自身を含む): 25258979304

約数和(自身を除く): 5110991779

約数列:

[1, 5, 25, 101, 505, 1013, 2525, 5065, 7877, 25325, 39385, 102313, 196925, 511565, 795577, 2557825, 3977885, 7979401, 19889425, 39897005, 199485025, 805919501, 4029597505, 20147987525]

約数ペア:

[(1, 20147987525), (5, 4029597505), (25, 805919501), (101, 199485025), (505, 39897005), (1013, 19889425), (2525, 7979401), (5065, 3977885), (7877, 2557825), (25325, 795577), (39385, 511565), (102313, 196925)]