66801920

素因数分解:

$2^8\times 5^1\times {\mathrm{52189}}^1$

素因数の和:52210

約数の個数: 36

約数和(自身を含む): 160014540

約数和(自身を除く): 93212620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 52189, 104378, 208756, 260945, 417512, 521890, 835024, 1043780, 1670048, 2087560, 3340096, 4175120, 6680192, 8350240, 13360384, 16700480, 33400960, 66801920]

約数ペア:

[(1, 66801920), (2, 33400960), (4, 16700480), (5, 13360384), (8, 8350240), (10, 6680192), (16, 4175120), (20, 3340096), (32, 2087560), (40, 1670048), (64, 1043780), (80, 835024), (128, 521890), (160, 417512), (256, 260945), (320, 208756), (640, 104378), (1280, 52189)]