80994590

素因数分解:

$2^1\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{5059}}^1$

素因数の和:6667

約数の個数: 16

約数和(自身を含む): 145910160

約数和(自身を除く): 64915570

約数列:

[1, 2, 5, 10, 1601, 3202, 5059, 8005, 10118, 16010, 25295, 50590, 8099459, 16198918, 40497295, 80994590]

約数ペア:

[(1, 80994590), (2, 40497295), (5, 16198918), (10, 8099459), (1601, 50590), (3202, 25295), (5059, 16010), (8005, 10118)]