188942975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{20047}}^1$

素因数の和:20099

約数の個数: 24

約数和(自身を含む): 261024960

約数和(自身を除く): 72081985

約数列:

[1, 5, 13, 25, 29, 65, 145, 325, 377, 725, 1885, 9425, 20047, 100235, 260611, 501175, 581363, 1303055, 2906815, 6515275, 7557719, 14534075, 37788595, 188942975]

約数ペア:

[(1, 188942975), (5, 37788595), (13, 14534075), (25, 7557719), (29, 6515275), (65, 2906815), (145, 1303055), (325, 581363), (377, 501175), (725, 260611), (1885, 100235), (9425, 20047)]