204151600

素因数分解:

$2^4\times 5^2\times {\mathrm{510379}}^1$

素因数の和:510397

約数の個数: 30

約数和(自身を含む): 490475180

約数和(自身を除く): 286323580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 510379, 1020758, 2041516, 2551895, 4083032, 5103790, 8166064, 10207580, 12759475, 20415160, 25518950, 40830320, 51037900, 102075800, 204151600]

約数ペア:

[(1, 204151600), (2, 102075800), (4, 51037900), (5, 40830320), (8, 25518950), (10, 20415160), (16, 12759475), (20, 10207580), (25, 8166064), (40, 5103790), (50, 4083032), (80, 2551895), (100, 2041516), (200, 1020758), (400, 510379)]