81000660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{919}}^1$

素因数の和:1057

約数の個数: 96

約数和(自身を含む): 246677760

約数和(自身を除く): 165677100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 113, 130, 156, 195, 226, 260, 339, 390, 452, 565, 678, 780, 919, 1130, 1356, 1469, 1695, 1838, 2260, 2757, 2938, 3390, 3676, 4407, 4595, 5514, 5876, 6780, 7345, 8814, 9190, 11028, 11947, 13785, 14690, 17628, 18380, 22035, 23894, 27570, 29380, 35841, 44070, 47788, 55140, 59735, 71682, 88140, 103847, 119470, 143364, 179205, 207694, 238940, 311541, 358410, 415388, 519235, 623082, 716820, 1038470, 1246164, 1350011, 1557705, 2076940, 2700022, 3115410, 4050033, 5400044, 6230820, 6750055, 8100066, 13500110, 16200132, 20250165, 27000220, 40500330, 81000660]

約数ペア:

[(1, 81000660), (2, 40500330), (3, 27000220), (4, 20250165), (5, 16200132), (6, 13500110), (10, 8100066), (12, 6750055), (13, 6230820), (15, 5400044), (20, 4050033), (26, 3115410), (30, 2700022), (39, 2076940), (52, 1557705), (60, 1350011), (65, 1246164), (78, 1038470), (113, 716820), (130, 623082), (156, 519235), (195, 415388), (226, 358410), (260, 311541), (339, 238940), (390, 207694), (452, 179205), (565, 143364), (678, 119470), (780, 103847), (919, 88140), (1130, 71682), (1356, 59735), (1469, 55140), (1695, 47788), (1838, 44070), (2260, 35841), (2757, 29380), (2938, 27570), (3390, 23894), (3676, 22035), (4407, 18380), (4595, 17628), (5514, 14690), (5876, 13785), (6780, 11947), (7345, 11028), (8814, 9190)]