80990568

素因数分解:

$2^3\times 3^2\times {\mathrm{1124869}}^1$

素因数の和:1124881

約数の個数: 24

約数和(自身を含む): 219349650

約数和(自身を除く): 138359082

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1124869, 2249738, 3374607, 4499476, 6749214, 8998952, 10123821, 13498428, 20247642, 26996856, 40495284, 80990568]

約数ペア:

[(1, 80990568), (2, 40495284), (3, 26996856), (4, 20247642), (6, 13498428), (8, 10123821), (9, 8998952), (12, 6749214), (18, 4499476), (24, 3374607), (36, 2249738), (72, 1124869)]