55679600

素因数分解:

$2^4\times 5^2\times {\mathrm{139199}}^1$

素因数の和:139217

約数の個数: 30

約数和(自身を含む): 133771200

約数和(自身を除く): 78091600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 139199, 278398, 556796, 695995, 1113592, 1391990, 2227184, 2783980, 3479975, 5567960, 6959950, 11135920, 13919900, 27839800, 55679600]

約数ペア:

[(1, 55679600), (2, 27839800), (4, 13919900), (5, 11135920), (8, 6959950), (10, 5567960), (16, 3479975), (20, 2783980), (25, 2227184), (40, 1391990), (50, 1113592), (80, 695995), (100, 556796), (200, 278398), (400, 139199)]