72102912005

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{619}}^1\times {\mathrm{80611}}^1$

素因数の和:81269

約数の個数: 24

約数和(自身を含む): 92062128480

約数和(自身を除く): 19959216475

約数列:

[1, 5, 17, 85, 289, 619, 1445, 3095, 10523, 52615, 80611, 178891, 403055, 894455, 1370387, 6851935, 23296579, 49898209, 116482895, 249491045, 848269553, 4241347765, 14420582401, 72102912005]

約数ペア:

[(1, 72102912005), (5, 14420582401), (17, 4241347765), (85, 848269553), (289, 249491045), (619, 116482895), (1445, 49898209), (3095, 23296579), (10523, 6851935), (52615, 1370387), (80611, 894455), (178891, 403055)]