71661150320

素因数分解:

$2^4\times 5^1\times {\mathrm{895764379}}^1$

素因数の和:895764392

約数の個数: 20

約数和(自身を含む): 166612174680

約数和(自身を除く): 94951024360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 895764379, 1791528758, 3583057516, 4478821895, 7166115032, 8957643790, 14332230064, 17915287580, 35830575160, 71661150320]

約数ペア:

[(1, 71661150320), (2, 35830575160), (4, 17915287580), (5, 14332230064), (8, 8957643790), (10, 7166115032), (16, 4478821895), (20, 3583057516), (40, 1791528758), (80, 895764379)]