855973910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 1817316864

約数和(自身を除く): 961342954

約数列:

[1, 2, 5, 10, 11, 22, 37, 43, 55, 67, 73, 74, 86, 110, 134, 146, 185, 215, 335, 365, 370, 407, 430, 473, 670, 730, 737, 803, 814, 946, 1474, 1591, 1606, 2035, 2365, 2479, 2701, 2881, 3139, 3182, 3685, 4015, 4070, 4730, 4891, 4958, 5402, 5762, 6278, 7370, 7955, 8030, 9782, 12395, 13505, 14405, 15695, 15910, 17501, 24455, 24790, 27010, 27269, 28810, 29711, 31390, 31691, 34529, 35002, 48910, 53801, 54538, 59422, 63382, 69058, 87505, 106597, 107602, 116143, 136345, 148555, 158455, 172645, 175010, 180967, 210313, 213194, 232286, 269005, 272690, 297110, 316910, 345290, 361934, 420626, 532985, 538010, 580715, 904835, 1051565, 1065970, 1161430, 1172567, 1277573, 1809670, 1990637, 2103130, 2313443, 2345134, 2555146, 3981274, 4626886, 5862835, 6387865, 7781581, 9953185, 11567215, 11725670, 12775730, 15563162, 19906370, 23134430, 38907905, 77815810, 85597391, 171194782, 427986955, 855973910]

約数ペア:

[(1, 855973910), (2, 427986955), (5, 171194782), (10, 85597391), (11, 77815810), (22, 38907905), (37, 23134430), (43, 19906370), (55, 15563162), (67, 12775730), (73, 11725670), (74, 11567215), (86, 9953185), (110, 7781581), (134, 6387865), (146, 5862835), (185, 4626886), (215, 3981274), (335, 2555146), (365, 2345134), (370, 2313443), (407, 2103130), (430, 1990637), (473, 1809670), (670, 1277573), (730, 1172567), (737, 1161430), (803, 1065970), (814, 1051565), (946, 904835), (1474, 580715), (1591, 538010), (1606, 532985), (2035, 420626), (2365, 361934), (2479, 345290), (2701, 316910), (2881, 297110), (3139, 272690), (3182, 269005), (3685, 232286), (4015, 213194), (4070, 210313), (4730, 180967), (4891, 175010), (4958, 172645), (5402, 158455), (5762, 148555), (6278, 136345), (7370, 116143), (7955, 107602), (8030, 106597), (9782, 87505), (12395, 69058), (13505, 63382), (14405, 59422), (15695, 54538), (15910, 53801), (17501, 48910), (24455, 35002), (24790, 34529), (27010, 31691), (27269, 31390), (28810, 29711)]