208095040

素因数分解:

$2^6\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3301}}^1$

素因数の和:3515

約数の個数: 56

約数和(自身を含む): 498192552

約数和(自身を除く): 290097512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 197, 320, 394, 788, 985, 1576, 1970, 3152, 3301, 3940, 6304, 6602, 7880, 12608, 13204, 15760, 16505, 26408, 31520, 33010, 52816, 63040, 66020, 105632, 132040, 211264, 264080, 528160, 650297, 1056320, 1300594, 2601188, 3251485, 5202376, 6502970, 10404752, 13005940, 20809504, 26011880, 41619008, 52023760, 104047520, 208095040]

約数ペア:

[(1, 208095040), (2, 104047520), (4, 52023760), (5, 41619008), (8, 26011880), (10, 20809504), (16, 13005940), (20, 10404752), (32, 6502970), (40, 5202376), (64, 3251485), (80, 2601188), (160, 1300594), (197, 1056320), (320, 650297), (394, 528160), (788, 264080), (985, 211264), (1576, 132040), (1970, 105632), (3152, 66020), (3301, 63040), (3940, 52816), (6304, 33010), (6602, 31520), (7880, 26408), (12608, 16505), (13204, 15760)]