28920800

素因数分解:

$2^5\times 5^2\times {\mathrm{36151}}^1$

素因数の和:36171

約数の個数: 36

約数和(自身を含む): 70604856

約数和(自身を除く): 41684056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 36151, 72302, 144604, 180755, 289208, 361510, 578416, 723020, 903775, 1156832, 1446040, 1807550, 2892080, 3615100, 5784160, 7230200, 14460400, 28920800]

約数ペア:

[(1, 28920800), (2, 14460400), (4, 7230200), (5, 5784160), (8, 3615100), (10, 2892080), (16, 1807550), (20, 1446040), (25, 1156832), (32, 903775), (40, 723020), (50, 578416), (80, 361510), (100, 289208), (160, 180755), (200, 144604), (400, 72302), (800, 36151)]