87337960

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{8699}}^1$

素因数の和:8961

約数の個数: 32

約数和(自身を含む): 197316000

約数和(自身を除く): 109978040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 8699, 10040, 17398, 34796, 43495, 69592, 86990, 173980, 347960, 2183449, 4366898, 8733796, 10917245, 17467592, 21834490, 43668980, 87337960]

約数ペア:

[(1, 87337960), (2, 43668980), (4, 21834490), (5, 17467592), (8, 10917245), (10, 8733796), (20, 4366898), (40, 2183449), (251, 347960), (502, 173980), (1004, 86990), (1255, 69592), (2008, 43495), (2510, 34796), (5020, 17398), (8699, 10040)]