31157200

素因数分解:

$2^4\times 5^2\times {\mathrm{77893}}^1$

素因数の和:77911

約数の個数: 30

約数和(自身を含む): 74856134

約数和(自身を除く): 43698934

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 77893, 155786, 311572, 389465, 623144, 778930, 1246288, 1557860, 1947325, 3115720, 3894650, 6231440, 7789300, 15578600, 31157200]

約数ペア:

[(1, 31157200), (2, 15578600), (4, 7789300), (5, 6231440), (8, 3894650), (10, 3115720), (16, 1947325), (20, 1557860), (25, 1246288), (40, 778930), (50, 623144), (80, 389465), (100, 311572), (200, 155786), (400, 77893)]