80212590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{891251}}^1$

素因数の和:891264

約数の個数: 24

約数和(自身を含む): 208552968

約数和(自身を除く): 128340378

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 891251, 1782502, 2673753, 4456255, 5347506, 8021259, 8912510, 13368765, 16042518, 26737530, 40106295, 80212590]

約数ペア:

[(1, 80212590), (2, 40106295), (3, 26737530), (5, 16042518), (6, 13368765), (9, 8912510), (10, 8021259), (15, 5347506), (18, 4456255), (30, 2673753), (45, 1782502), (90, 891251)]