25728900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{617}}^1$

素因数の和:773

約数の個数: 72

約数和(自身を含む): 75099360

約数和(自身を除く): 49370460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 139, 150, 278, 300, 417, 556, 617, 695, 834, 1234, 1390, 1668, 1851, 2085, 2468, 2780, 3085, 3475, 3702, 4170, 6170, 6950, 7404, 8340, 9255, 10425, 12340, 13900, 15425, 18510, 20850, 30850, 37020, 41700, 46275, 61700, 85763, 92550, 171526, 185100, 257289, 343052, 428815, 514578, 857630, 1029156, 1286445, 1715260, 2144075, 2572890, 4288150, 5145780, 6432225, 8576300, 12864450, 25728900]

約数ペア:

[(1, 25728900), (2, 12864450), (3, 8576300), (4, 6432225), (5, 5145780), (6, 4288150), (10, 2572890), (12, 2144075), (15, 1715260), (20, 1286445), (25, 1029156), (30, 857630), (50, 514578), (60, 428815), (75, 343052), (100, 257289), (139, 185100), (150, 171526), (278, 92550), (300, 85763), (417, 61700), (556, 46275), (617, 41700), (695, 37020), (834, 30850), (1234, 20850), (1390, 18510), (1668, 15425), (1851, 13900), (2085, 12340), (2468, 10425), (2780, 9255), (3085, 8340), (3475, 7404), (3702, 6950), (4170, 6170)]