111144400

素因数分解:

$2^4\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1999}}^1$

素因数の和:2156

約数の個数: 60

約数和(自身を含む): 269080000

約数和(自身を除く): 157935600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 139, 200, 278, 400, 556, 695, 1112, 1390, 1999, 2224, 2780, 3475, 3998, 5560, 6950, 7996, 9995, 11120, 13900, 15992, 19990, 27800, 31984, 39980, 49975, 55600, 79960, 99950, 159920, 199900, 277861, 399800, 555722, 799600, 1111444, 1389305, 2222888, 2778610, 4445776, 5557220, 6946525, 11114440, 13893050, 22228880, 27786100, 55572200, 111144400]

約数ペア:

[(1, 111144400), (2, 55572200), (4, 27786100), (5, 22228880), (8, 13893050), (10, 11114440), (16, 6946525), (20, 5557220), (25, 4445776), (40, 2778610), (50, 2222888), (80, 1389305), (100, 1111444), (139, 799600), (200, 555722), (278, 399800), (400, 277861), (556, 199900), (695, 159920), (1112, 99950), (1390, 79960), (1999, 55600), (2224, 49975), (2780, 39980), (3475, 31984), (3998, 27800), (5560, 19990), (6950, 15992), (7996, 13900), (9995, 11120)]