40482800

素因数分解:

$2^4\times 5^2\times {\mathrm{101207}}^1$

素因数の和:101225

約数の個数: 30

約数和(自身を含む): 97260888

約数和(自身を除く): 56778088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 101207, 202414, 404828, 506035, 809656, 1012070, 1619312, 2024140, 2530175, 4048280, 5060350, 8096560, 10120700, 20241400, 40482800]

約数ペア:

[(1, 40482800), (2, 20241400), (4, 10120700), (5, 8096560), (8, 5060350), (10, 4048280), (16, 2530175), (20, 2024140), (25, 1619312), (40, 1012070), (50, 809656), (80, 506035), (100, 404828), (200, 202414), (400, 101207)]