66510920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8191}}^1$

素因数の和:8238

約数の個数: 64

約数和(自身を含む): 176947200

約数和(自身を除く): 110436280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 8191, 16382, 32764, 40955, 57337, 65528, 81910, 114674, 163820, 229348, 237539, 286685, 327640, 458696, 475078, 573370, 950156, 1146740, 1187695, 1662773, 1900312, 2293480, 2375390, 3325546, 4750780, 6651092, 8313865, 9501560, 13302184, 16627730, 33255460, 66510920]

約数ペア:

[(1, 66510920), (2, 33255460), (4, 16627730), (5, 13302184), (7, 9501560), (8, 8313865), (10, 6651092), (14, 4750780), (20, 3325546), (28, 2375390), (29, 2293480), (35, 1900312), (40, 1662773), (56, 1187695), (58, 1146740), (70, 950156), (116, 573370), (140, 475078), (145, 458696), (203, 327640), (232, 286685), (280, 237539), (290, 229348), (406, 163820), (580, 114674), (812, 81910), (1015, 65528), (1160, 57337), (1624, 40955), (2030, 32764), (4060, 16382), (8120, 8191)]