1789760800

素因数分解:

$2^5\times 5^2\times {\mathrm{79}}^1\times {\mathrm{28319}}^1$

素因数の和:28418

約数の個数: 72

約数和(自身を含む): 4424716800

約数和(自身を除く): 2634956000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 79, 80, 100, 158, 160, 200, 316, 395, 400, 632, 790, 800, 1264, 1580, 1975, 2528, 3160, 3950, 6320, 7900, 12640, 15800, 28319, 31600, 56638, 63200, 113276, 141595, 226552, 283190, 453104, 566380, 707975, 906208, 1132760, 1415950, 2237201, 2265520, 2831900, 4474402, 4531040, 5663800, 8948804, 11186005, 11327600, 17897608, 22372010, 22655200, 35795216, 44744020, 55930025, 71590432, 89488040, 111860050, 178976080, 223720100, 357952160, 447440200, 894880400, 1789760800]

約数ペア:

[(1, 1789760800), (2, 894880400), (4, 447440200), (5, 357952160), (8, 223720100), (10, 178976080), (16, 111860050), (20, 89488040), (25, 71590432), (32, 55930025), (40, 44744020), (50, 35795216), (79, 22655200), (80, 22372010), (100, 17897608), (158, 11327600), (160, 11186005), (200, 8948804), (316, 5663800), (395, 4531040), (400, 4474402), (632, 2831900), (790, 2265520), (800, 2237201), (1264, 1415950), (1580, 1132760), (1975, 906208), (2528, 707975), (3160, 566380), (3950, 453104), (6320, 283190), (7900, 226552), (12640, 141595), (15800, 113276), (28319, 63200), (31600, 56638)]