85578770

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{43441}}^1$

素因数の和:43645

約数の個数: 16

約数和(自身を含む): 154827288

約数和(自身を除く): 69248518

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 43441, 86882, 217205, 434410, 8557877, 17115754, 42789385, 85578770]

約数ペア:

[(1, 85578770), (2, 42789385), (5, 17115754), (10, 8557877), (197, 434410), (394, 217205), (985, 86882), (1970, 43441)]