8150800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 120

約数和(自身を含む): 23248512

約数和(自身を除く): 15097712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 41, 50, 56, 70, 71, 80, 82, 100, 112, 140, 142, 164, 175, 200, 205, 280, 284, 287, 328, 350, 355, 400, 410, 497, 560, 568, 574, 656, 700, 710, 820, 994, 1025, 1136, 1148, 1400, 1420, 1435, 1640, 1775, 1988, 2050, 2296, 2485, 2800, 2840, 2870, 2911, 3280, 3550, 3976, 4100, 4592, 4970, 5680, 5740, 5822, 7100, 7175, 7952, 8200, 9940, 11480, 11644, 12425, 14200, 14350, 14555, 16400, 19880, 20377, 22960, 23288, 24850, 28400, 28700, 29110, 39760, 40754, 46576, 49700, 57400, 58220, 72775, 81508, 99400, 101885, 114800, 116440, 145550, 163016, 198800, 203770, 232880, 291100, 326032, 407540, 509425, 582200, 815080, 1018850, 1164400, 1630160, 2037700, 4075400, 8150800]

約数ペア:

[(1, 8150800), (2, 4075400), (4, 2037700), (5, 1630160), (7, 1164400), (8, 1018850), (10, 815080), (14, 582200), (16, 509425), (20, 407540), (25, 326032), (28, 291100), (35, 232880), (40, 203770), (41, 198800), (50, 163016), (56, 145550), (70, 116440), (71, 114800), (80, 101885), (82, 99400), (100, 81508), (112, 72775), (140, 58220), (142, 57400), (164, 49700), (175, 46576), (200, 40754), (205, 39760), (280, 29110), (284, 28700), (287, 28400), (328, 24850), (350, 23288), (355, 22960), (400, 20377), (410, 19880), (497, 16400), (560, 14555), (568, 14350), (574, 14200), (656, 12425), (700, 11644), (710, 11480), (820, 9940), (994, 8200), (1025, 7952), (1136, 7175), (1148, 7100), (1400, 5822), (1420, 5740), (1435, 5680), (1640, 4970), (1775, 4592), (1988, 4100), (2050, 3976), (2296, 3550), (2485, 3280), (2800, 2911), (2840, 2870)]