201878800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:401

約数の個数: 120

約数和(自身を含む): 517556160

約数和(自身を除く): 315677360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 101, 152, 190, 200, 202, 263, 304, 380, 400, 404, 475, 505, 526, 760, 808, 950, 1010, 1052, 1315, 1520, 1616, 1900, 1919, 2020, 2104, 2525, 2630, 3800, 3838, 4040, 4208, 4997, 5050, 5260, 6575, 7600, 7676, 8080, 9595, 9994, 10100, 10520, 13150, 15352, 19190, 19988, 20200, 21040, 24985, 26300, 26563, 30704, 38380, 39976, 40400, 47975, 49970, 52600, 53126, 76760, 79952, 95950, 99940, 105200, 106252, 124925, 132815, 153520, 191900, 199880, 212504, 249850, 265630, 383800, 399760, 425008, 499700, 504697, 531260, 664075, 767600, 999400, 1009394, 1062520, 1328150, 1998800, 2018788, 2125040, 2523485, 2656300, 4037576, 5046970, 5312600, 8075152, 10093940, 10625200, 12617425, 20187880, 25234850, 40375760, 50469700, 100939400, 201878800]

約数ペア:

[(1, 201878800), (2, 100939400), (4, 50469700), (5, 40375760), (8, 25234850), (10, 20187880), (16, 12617425), (19, 10625200), (20, 10093940), (25, 8075152), (38, 5312600), (40, 5046970), (50, 4037576), (76, 2656300), (80, 2523485), (95, 2125040), (100, 2018788), (101, 1998800), (152, 1328150), (190, 1062520), (200, 1009394), (202, 999400), (263, 767600), (304, 664075), (380, 531260), (400, 504697), (404, 499700), (475, 425008), (505, 399760), (526, 383800), (760, 265630), (808, 249850), (950, 212504), (1010, 199880), (1052, 191900), (1315, 153520), (1520, 132815), (1616, 124925), (1900, 106252), (1919, 105200), (2020, 99940), (2104, 95950), (2525, 79952), (2630, 76760), (3800, 53126), (3838, 52600), (4040, 49970), (4208, 47975), (4997, 40400), (5050, 39976), (5260, 38380), (6575, 30704), (7600, 26563), (7676, 26300), (8080, 24985), (9595, 21040), (9994, 20200), (10100, 19988), (10520, 19190), (13150, 15352)]