80159340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1335989}}^1$

素因数の和:1336001

約数の個数: 24

約数和(自身を含む): 224446320

約数和(自身を除く): 144286980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1335989, 2671978, 4007967, 5343956, 6679945, 8015934, 13359890, 16031868, 20039835, 26719780, 40079670, 80159340]

約数ペア:

[(1, 80159340), (2, 40079670), (3, 26719780), (4, 20039835), (5, 16031868), (6, 13359890), (10, 8015934), (12, 6679945), (15, 5343956), (20, 4007967), (30, 2671978), (60, 1335989)]