77285120

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^2\times {\mathrm{499}}^1$

素因数の和:542

約数の個数: 108

約数和(自身を含む): 203889000

約数和(自身を除く): 126603880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 256, 320, 352, 440, 484, 499, 605, 640, 704, 880, 968, 998, 1210, 1280, 1408, 1760, 1936, 1996, 2420, 2495, 2816, 3520, 3872, 3992, 4840, 4990, 5489, 7040, 7744, 7984, 9680, 9980, 10978, 14080, 15488, 15968, 19360, 19960, 21956, 27445, 30976, 31936, 38720, 39920, 43912, 54890, 60379, 63872, 77440, 79840, 87824, 109780, 120758, 127744, 154880, 159680, 175648, 219560, 241516, 301895, 319360, 351296, 439120, 483032, 603790, 638720, 702592, 878240, 966064, 1207580, 1405184, 1756480, 1932128, 2415160, 3512960, 3864256, 4830320, 7025920, 7728512, 9660640, 15457024, 19321280, 38642560, 77285120]

約数ペア:

[(1, 77285120), (2, 38642560), (4, 19321280), (5, 15457024), (8, 9660640), (10, 7728512), (11, 7025920), (16, 4830320), (20, 3864256), (22, 3512960), (32, 2415160), (40, 1932128), (44, 1756480), (55, 1405184), (64, 1207580), (80, 966064), (88, 878240), (110, 702592), (121, 638720), (128, 603790), (160, 483032), (176, 439120), (220, 351296), (242, 319360), (256, 301895), (320, 241516), (352, 219560), (440, 175648), (484, 159680), (499, 154880), (605, 127744), (640, 120758), (704, 109780), (880, 87824), (968, 79840), (998, 77440), (1210, 63872), (1280, 60379), (1408, 54890), (1760, 43912), (1936, 39920), (1996, 38720), (2420, 31936), (2495, 30976), (2816, 27445), (3520, 21956), (3872, 19960), (3992, 19360), (4840, 15968), (4990, 15488), (5489, 14080), (7040, 10978), (7744, 9980), (7984, 9680)]