80059960

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{5281}}^1$

素因数の和:5671

約数の個数: 32

約数和(自身を含む): 180644400

約数和(自身を除く): 100584440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1516, 1895, 3032, 3790, 5281, 7580, 10562, 15160, 21124, 26405, 42248, 52810, 105620, 211240, 2001499, 4002998, 8005996, 10007495, 16011992, 20014990, 40029980, 80059960]

約数ペア:

[(1, 80059960), (2, 40029980), (4, 20014990), (5, 16011992), (8, 10007495), (10, 8005996), (20, 4002998), (40, 2001499), (379, 211240), (758, 105620), (1516, 52810), (1895, 42248), (3032, 26405), (3790, 21124), (5281, 15160), (7580, 10562)]