1880641600

素因数分解:

$2^6\times 5^2\times {\mathrm{919}}^1\times {\mathrm{1279}}^1$

素因数の和:2220

約数の個数: 84

約数和(自身を含む): 4636211200

約数和(自身を除く): 2755569600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 919, 1279, 1600, 1838, 2558, 3676, 4595, 5116, 6395, 7352, 9190, 10232, 12790, 14704, 18380, 20464, 22975, 25580, 29408, 31975, 36760, 40928, 45950, 51160, 58816, 63950, 73520, 81856, 91900, 102320, 127900, 147040, 183800, 204640, 255800, 294080, 367600, 409280, 511600, 735200, 1023200, 1175401, 1470400, 2046400, 2350802, 4701604, 5877005, 9403208, 11754010, 18806416, 23508020, 29385025, 37612832, 47016040, 58770050, 75225664, 94032080, 117540100, 188064160, 235080200, 376128320, 470160400, 940320800, 1880641600]

約数ペア:

[(1, 1880641600), (2, 940320800), (4, 470160400), (5, 376128320), (8, 235080200), (10, 188064160), (16, 117540100), (20, 94032080), (25, 75225664), (32, 58770050), (40, 47016040), (50, 37612832), (64, 29385025), (80, 23508020), (100, 18806416), (160, 11754010), (200, 9403208), (320, 5877005), (400, 4701604), (800, 2350802), (919, 2046400), (1279, 1470400), (1600, 1175401), (1838, 1023200), (2558, 735200), (3676, 511600), (4595, 409280), (5116, 367600), (6395, 294080), (7352, 255800), (9190, 204640), (10232, 183800), (12790, 147040), (14704, 127900), (18380, 102320), (20464, 91900), (22975, 81856), (25580, 73520), (29408, 63950), (31975, 58816), (36760, 51160), (40928, 45950)]