80134640

素因数分解:

$2^4\times 5^1\times {\mathrm{1001683}}^1$

素因数の和:1001696

約数の個数: 20

約数和(自身を含む): 186313224

約数和(自身を除く): 106178584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1001683, 2003366, 4006732, 5008415, 8013464, 10016830, 16026928, 20033660, 40067320, 80134640]

約数ペア:

[(1, 80134640), (2, 40067320), (4, 20033660), (5, 16026928), (8, 10016830), (10, 8013464), (16, 5008415), (20, 4006732), (40, 2003366), (80, 1001683)]