55855600

素因数分解:

$2^4\times 5^2\times {\mathrm{311}}^1\times {\mathrm{449}}^1$

素因数の和:778

約数の個数: 60

約数和(自身を含む): 134924400

約数和(自身を除く): 79068800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 311, 400, 449, 622, 898, 1244, 1555, 1796, 2245, 2488, 3110, 3592, 4490, 4976, 6220, 7184, 7775, 8980, 11225, 12440, 15550, 17960, 22450, 24880, 31100, 35920, 44900, 62200, 89800, 124400, 139639, 179600, 279278, 558556, 698195, 1117112, 1396390, 2234224, 2792780, 3490975, 5585560, 6981950, 11171120, 13963900, 27927800, 55855600]

約数ペア:

[(1, 55855600), (2, 27927800), (4, 13963900), (5, 11171120), (8, 6981950), (10, 5585560), (16, 3490975), (20, 2792780), (25, 2234224), (40, 1396390), (50, 1117112), (80, 698195), (100, 558556), (200, 279278), (311, 179600), (400, 139639), (449, 124400), (622, 89800), (898, 62200), (1244, 44900), (1555, 35920), (1796, 31100), (2245, 24880), (2488, 22450), (3110, 17960), (3592, 15550), (4490, 12440), (4976, 11225), (6220, 8980), (7184, 7775)]