68747855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{8389}}^1$

素因数の和:8554

約数の個数: 16

約数和(自身を含む): 90612000

約数和(自身を除く): 21864145

約数列:

[1, 5, 11, 55, 149, 745, 1639, 8195, 8389, 41945, 92279, 461395, 1249961, 6249805, 13749571, 68747855]

約数ペア:

[(1, 68747855), (5, 13749571), (11, 6249805), (55, 1249961), (149, 461395), (745, 92279), (1639, 41945), (8195, 8389)]