40665200

素因数分解:

$2^4\times 5^2\times {\mathrm{101663}}^1$

素因数の和:101681

約数の個数: 30

約数和(自身を含む): 97699104

約数和(自身を除く): 57033904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 101663, 203326, 406652, 508315, 813304, 1016630, 1626608, 2033260, 2541575, 4066520, 5083150, 8133040, 10166300, 20332600, 40665200]

約数ペア:

[(1, 40665200), (2, 20332600), (4, 10166300), (5, 8133040), (8, 5083150), (10, 4066520), (16, 2541575), (20, 2033260), (25, 1626608), (40, 1016630), (50, 813304), (80, 508315), (100, 406652), (200, 203326), (400, 101663)]