217250875120

素因数分解:

$2^4\times 5^1\times {\mathrm{2715635939}}^1$

素因数の和:2715635952

約数の個数: 20

約数和(自身を含む): 505108284840

約数和(自身を除く): 287857409720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2715635939, 5431271878, 10862543756, 13578179695, 21725087512, 27156359390, 43450175024, 54312718780, 108625437560, 217250875120]

約数ペア:

[(1, 217250875120), (2, 108625437560), (4, 54312718780), (5, 43450175024), (8, 27156359390), (10, 21725087512), (16, 13578179695), (20, 10862543756), (40, 5431271878), (80, 2715635939)]