89274680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1481}}^1$

素因数の和:1640

約数の個数: 64

約数和(自身を含む): 220877280

約数和(自身を除く): 131602600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 137, 220, 274, 440, 548, 685, 1096, 1370, 1481, 1507, 2740, 2962, 3014, 5480, 5924, 6028, 7405, 7535, 11848, 12056, 14810, 15070, 16291, 29620, 30140, 32582, 59240, 60280, 65164, 81455, 130328, 162910, 202897, 325820, 405794, 651640, 811588, 1014485, 1623176, 2028970, 2231867, 4057940, 4463734, 8115880, 8927468, 11159335, 17854936, 22318670, 44637340, 89274680]

約数ペア:

[(1, 89274680), (2, 44637340), (4, 22318670), (5, 17854936), (8, 11159335), (10, 8927468), (11, 8115880), (20, 4463734), (22, 4057940), (40, 2231867), (44, 2028970), (55, 1623176), (88, 1014485), (110, 811588), (137, 651640), (220, 405794), (274, 325820), (440, 202897), (548, 162910), (685, 130328), (1096, 81455), (1370, 65164), (1481, 60280), (1507, 59240), (2740, 32582), (2962, 30140), (3014, 29620), (5480, 16291), (5924, 15070), (6028, 14810), (7405, 12056), (7535, 11848)]