78907540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{232081}}^1$

素因数の和:232107

約数の個数: 24

約数和(自身を含む): 175453992

約数和(自身を除く): 96546452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 232081, 464162, 928324, 1160405, 2320810, 3945377, 4641620, 7890754, 15781508, 19726885, 39453770, 78907540]

約数ペア:

[(1, 78907540), (2, 39453770), (4, 19726885), (5, 15781508), (10, 7890754), (17, 4641620), (20, 3945377), (34, 2320810), (68, 1160405), (85, 928324), (170, 464162), (340, 232081)]