809612440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2293}}^1$

素因数の和:2421

約数の個数: 128

約数和(自身を含む): 2266104960

約数和(自身を除く): 1456492520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 97, 104, 130, 140, 182, 194, 260, 280, 364, 388, 455, 485, 520, 679, 728, 776, 910, 970, 1261, 1358, 1820, 1940, 2293, 2522, 2716, 3395, 3640, 3880, 4586, 5044, 5432, 6305, 6790, 8827, 9172, 10088, 11465, 12610, 13580, 16051, 17654, 18344, 22930, 25220, 27160, 29809, 32102, 35308, 44135, 45860, 50440, 59618, 64204, 70616, 80255, 88270, 91720, 119236, 128408, 149045, 160510, 176540, 208663, 222421, 238472, 298090, 321020, 353080, 417326, 444842, 596180, 642040, 834652, 889684, 1043315, 1112105, 1192360, 1556947, 1669304, 1779368, 2086630, 2224210, 2891473, 3113894, 4173260, 4448420, 5782946, 6227788, 7784735, 8346520, 8896840, 11565892, 12455576, 14457365, 15569470, 20240311, 23131784, 28914730, 31138940, 40480622, 57829460, 62277880, 80961244, 101201555, 115658920, 161922488, 202403110, 404806220, 809612440]

約数ペア:

[(1, 809612440), (2, 404806220), (4, 202403110), (5, 161922488), (7, 115658920), (8, 101201555), (10, 80961244), (13, 62277880), (14, 57829460), (20, 40480622), (26, 31138940), (28, 28914730), (35, 23131784), (40, 20240311), (52, 15569470), (56, 14457365), (65, 12455576), (70, 11565892), (91, 8896840), (97, 8346520), (104, 7784735), (130, 6227788), (140, 5782946), (182, 4448420), (194, 4173260), (260, 3113894), (280, 2891473), (364, 2224210), (388, 2086630), (455, 1779368), (485, 1669304), (520, 1556947), (679, 1192360), (728, 1112105), (776, 1043315), (910, 889684), (970, 834652), (1261, 642040), (1358, 596180), (1820, 444842), (1940, 417326), (2293, 353080), (2522, 321020), (2716, 298090), (3395, 238472), (3640, 222421), (3880, 208663), (4586, 176540), (5044, 160510), (5432, 149045), (6305, 128408), (6790, 119236), (8827, 91720), (9172, 88270), (10088, 80255), (11465, 70616), (12610, 64204), (13580, 59618), (16051, 50440), (17654, 45860), (18344, 44135), (22930, 35308), (25220, 32102), (27160, 29809)]