66584980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43237}}^1$

素因数の和:43264

約数の個数: 48

約数和(自身を含む): 174335616

約数和(自身を除く): 107750636

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 43237, 86474, 172948, 216185, 302659, 432370, 475607, 605318, 864740, 951214, 1210636, 1513295, 1902428, 2378035, 3026590, 3329249, 4756070, 6053180, 6658498, 9512140, 13316996, 16646245, 33292490, 66584980]

約数ペア:

[(1, 66584980), (2, 33292490), (4, 16646245), (5, 13316996), (7, 9512140), (10, 6658498), (11, 6053180), (14, 4756070), (20, 3329249), (22, 3026590), (28, 2378035), (35, 1902428), (44, 1513295), (55, 1210636), (70, 951214), (77, 864740), (110, 605318), (140, 475607), (154, 432370), (220, 302659), (308, 216185), (385, 172948), (770, 86474), (1540, 43237)]