639702159616

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1\times {\mathrm{8191}}^1$

素因数の和:9008

約数の個数: 144

約数和(自身を含む): 1421536657408

約数和(自身を除く): 781834497792

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 757, 806, 832, 992, 1514, 1612, 1664, 1984, 3028, 3224, 3328, 3968, 6056, 6448, 7936, 8191, 9841, 12112, 12896, 16382, 19682, 23467, 24224, 25792, 32764, 39364, 46934, 48448, 51584, 65528, 78728, 93868, 96896, 103168, 106483, 131056, 157456, 187736, 193792, 212966, 253921, 262112, 305071, 314912, 375472, 425932, 507842, 524224, 610142, 629824, 750944, 851864, 1015684, 1048448, 1220284, 1259648, 1501888, 1703728, 2031368, 2096896, 2440568, 2519296, 3003776, 3300973, 3407456, 4062736, 4881136, 6007552, 6200587, 6601946, 6814912, 8125472, 9762272, 12401174, 13203892, 13629824, 16250944, 19524544, 24802348, 26407784, 27259648, 32501888, 39049088, 49604696, 52815568, 65003776, 78098176, 80607631, 99209392, 105631136, 161215262, 192218197, 198418784, 211262272, 322430524, 384436394, 396837568, 422524544, 644861048, 768872788, 793675136, 845049088, 1289722096, 1537745576, 1587350272, 2498836561, 2579444192, 3075491152, 4997673122, 5158888384, 6150982304, 9995346244, 10317776768, 12301964608, 19990692488, 20635553536, 24603929216, 39981384976, 49207858432, 79962769952, 159925539904, 319851079808, 639702159616]

約数ペア:

[(1, 639702159616), (2, 319851079808), (4, 159925539904), (8, 79962769952), (13, 49207858432), (16, 39981384976), (26, 24603929216), (31, 20635553536), (32, 19990692488), (52, 12301964608), (62, 10317776768), (64, 9995346244), (104, 6150982304), (124, 5158888384), (128, 4997673122), (208, 3075491152), (248, 2579444192), (256, 2498836561), (403, 1587350272), (416, 1537745576), (496, 1289722096), (757, 845049088), (806, 793675136), (832, 768872788), (992, 644861048), (1514, 422524544), (1612, 396837568), (1664, 384436394), (1984, 322430524), (3028, 211262272), (3224, 198418784), (3328, 192218197), (3968, 161215262), (6056, 105631136), (6448, 99209392), (7936, 80607631), (8191, 78098176), (9841, 65003776), (12112, 52815568), (12896, 49604696), (16382, 39049088), (19682, 32501888), (23467, 27259648), (24224, 26407784), (25792, 24802348), (32764, 19524544), (39364, 16250944), (46934, 13629824), (48448, 13203892), (51584, 12401174), (65528, 9762272), (78728, 8125472), (93868, 6814912), (96896, 6601946), (103168, 6200587), (106483, 6007552), (131056, 4881136), (157456, 4062736), (187736, 3407456), (193792, 3300973), (212966, 3003776), (253921, 2519296), (262112, 2440568), (305071, 2096896), (314912, 2031368), (375472, 1703728), (425932, 1501888), (507842, 1259648), (524224, 1220284), (610142, 1048448), (629824, 1015684), (750944, 851864)]