168394425

素因数分解:

$3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 285815040

約数和(自身を除く): 117420615

約数列:

[1, 3, 5, 15, 25, 75, 79, 97, 237, 291, 293, 395, 485, 879, 1185, 1455, 1465, 1975, 2425, 4395, 5925, 7275, 7325, 7663, 21975, 22989, 23147, 28421, 38315, 69441, 85263, 114945, 115735, 142105, 191575, 347205, 426315, 574725, 578675, 710525, 1736025, 2131575, 2245259, 6735777, 11226295, 33678885, 56131475, 168394425]

約数ペア:

[(1, 168394425), (3, 56131475), (5, 33678885), (15, 11226295), (25, 6735777), (75, 2245259), (79, 2131575), (97, 1736025), (237, 710525), (291, 578675), (293, 574725), (395, 426315), (485, 347205), (879, 191575), (1185, 142105), (1455, 115735), (1465, 114945), (1975, 85263), (2425, 69441), (4395, 38315), (5925, 28421), (7275, 23147), (7325, 22989), (7663, 21975)]