56112400

素因数分解:

$2^4\times 5^2\times {\mathrm{140281}}^1$

素因数の和:140299

約数の個数: 30

約数和(自身を含む): 134811002

約数和(自身を除く): 78698602

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 140281, 280562, 561124, 701405, 1122248, 1402810, 2244496, 2805620, 3507025, 5611240, 7014050, 11222480, 14028100, 28056200, 56112400]

約数ペア:

[(1, 56112400), (2, 28056200), (4, 14028100), (5, 11222480), (8, 7014050), (10, 5611240), (16, 3507025), (20, 2805620), (25, 2244496), (40, 1402810), (50, 1122248), (80, 701405), (100, 561124), (200, 280562), (400, 140281)]