102512860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{599}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 221760000

約数和(自身を除く): 119247140

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 199, 215, 398, 430, 599, 796, 860, 995, 1198, 1990, 2396, 2995, 3980, 5990, 8557, 11980, 17114, 25757, 34228, 42785, 51514, 85570, 103028, 119201, 128785, 171140, 238402, 257570, 476804, 515140, 596005, 1192010, 2384020, 5125643, 10251286, 20502572, 25628215, 51256430, 102512860]

約数ペア:

[(1, 102512860), (2, 51256430), (4, 25628215), (5, 20502572), (10, 10251286), (20, 5125643), (43, 2384020), (86, 1192010), (172, 596005), (199, 515140), (215, 476804), (398, 257570), (430, 238402), (599, 171140), (796, 128785), (860, 119201), (995, 103028), (1198, 85570), (1990, 51514), (2396, 42785), (2995, 34228), (3980, 25757), (5990, 17114), (8557, 11980)]