813007360

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28871}}^1$

素因数の和:28905

約数の個数: 80

約数和(自身を含む): 2126596032

約数和(自身を除く): 1313588672

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1280, 1408, 1760, 2560, 2816, 3520, 5632, 7040, 14080, 28160, 28871, 57742, 115484, 144355, 230968, 288710, 317581, 461936, 577420, 635162, 923872, 1154840, 1270324, 1587905, 1847744, 2309680, 2540648, 3175810, 3695488, 4619360, 5081296, 6351620, 7390976, 9238720, 10162592, 12703240, 14781952, 18477440, 20325184, 25406480, 36954880, 40650368, 50812960, 73909760, 81300736, 101625920, 162601472, 203251840, 406503680, 813007360]

約数ペア:

[(1, 813007360), (2, 406503680), (4, 203251840), (5, 162601472), (8, 101625920), (10, 81300736), (11, 73909760), (16, 50812960), (20, 40650368), (22, 36954880), (32, 25406480), (40, 20325184), (44, 18477440), (55, 14781952), (64, 12703240), (80, 10162592), (88, 9238720), (110, 7390976), (128, 6351620), (160, 5081296), (176, 4619360), (220, 3695488), (256, 3175810), (320, 2540648), (352, 2309680), (440, 1847744), (512, 1587905), (640, 1270324), (704, 1154840), (880, 923872), (1280, 635162), (1408, 577420), (1760, 461936), (2560, 317581), (2816, 288710), (3520, 230968), (5632, 144355), (7040, 115484), (14080, 57742), (28160, 28871)]