78746800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^2\times {\mathrm{1627}}^1$

素因数の和:1667

約数の個数: 90

約数和(自身を含む): 208079564

約数和(自身を除く): 129332764

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 121, 176, 200, 220, 242, 275, 400, 440, 484, 550, 605, 880, 968, 1100, 1210, 1627, 1936, 2200, 2420, 3025, 3254, 4400, 4840, 6050, 6508, 8135, 9680, 12100, 13016, 16270, 17897, 24200, 26032, 32540, 35794, 40675, 48400, 65080, 71588, 81350, 89485, 130160, 143176, 162700, 178970, 196867, 286352, 325400, 357940, 393734, 447425, 650800, 715880, 787468, 894850, 984335, 1431760, 1574936, 1789700, 1968670, 3149872, 3579400, 3937340, 4921675, 7158800, 7874680, 9843350, 15749360, 19686700, 39373400, 78746800]

約数ペア:

[(1, 78746800), (2, 39373400), (4, 19686700), (5, 15749360), (8, 9843350), (10, 7874680), (11, 7158800), (16, 4921675), (20, 3937340), (22, 3579400), (25, 3149872), (40, 1968670), (44, 1789700), (50, 1574936), (55, 1431760), (80, 984335), (88, 894850), (100, 787468), (110, 715880), (121, 650800), (176, 447425), (200, 393734), (220, 357940), (242, 325400), (275, 286352), (400, 196867), (440, 178970), (484, 162700), (550, 143176), (605, 130160), (880, 89485), (968, 81350), (1100, 71588), (1210, 65080), (1627, 48400), (1936, 40675), (2200, 35794), (2420, 32540), (3025, 26032), (3254, 24200), (4400, 17897), (4840, 16270), (6050, 13016), (6508, 12100), (8135, 9680)]