80816050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{991}}^1$

素因数の和:1243

約数の個数: 48

約数和(自身を含む): 172703232

約数和(自身を除く): 91887182

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 233, 350, 466, 991, 1165, 1631, 1982, 2330, 3262, 4955, 5825, 6937, 8155, 9910, 11650, 13874, 16310, 24775, 34685, 40775, 49550, 69370, 81550, 173425, 230903, 346850, 461806, 1154515, 1616321, 2309030, 3232642, 5772575, 8081605, 11545150, 16163210, 40408025, 80816050]

約数ペア:

[(1, 80816050), (2, 40408025), (5, 16163210), (7, 11545150), (10, 8081605), (14, 5772575), (25, 3232642), (35, 2309030), (50, 1616321), (70, 1154515), (175, 461806), (233, 346850), (350, 230903), (466, 173425), (991, 81550), (1165, 69370), (1631, 49550), (1982, 40775), (2330, 34685), (3262, 24775), (4955, 16310), (5825, 13874), (6937, 11650), (8155, 9910)]