68960080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{123143}}^1$

素因数の和:123163

約数の個数: 40

約数和(自身を含む): 183238272

約数和(自身を除く): 114278192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 123143, 246286, 492572, 615715, 862001, 985144, 1231430, 1724002, 1970288, 2462860, 3448004, 4310005, 4925720, 6896008, 8620010, 9851440, 13792016, 17240020, 34480040, 68960080]

約数ペア:

[(1, 68960080), (2, 34480040), (4, 17240020), (5, 13792016), (7, 9851440), (8, 8620010), (10, 6896008), (14, 4925720), (16, 4310005), (20, 3448004), (28, 2462860), (35, 1970288), (40, 1724002), (56, 1231430), (70, 985144), (80, 862001), (112, 615715), (140, 492572), (280, 246286), (560, 123143)]