160875920

素因数分解:

$2^4\times 5^1\times {\mathrm{997}}^1\times {\mathrm{2017}}^1$

素因数の和:3027

約数の個数: 40

約数和(自身を含む): 374597304

約数和(自身を除く): 213721384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 997, 1994, 2017, 3988, 4034, 4985, 7976, 8068, 9970, 10085, 15952, 16136, 19940, 20170, 32272, 39880, 40340, 79760, 80680, 161360, 2010949, 4021898, 8043796, 10054745, 16087592, 20109490, 32175184, 40218980, 80437960, 160875920]

約数ペア:

[(1, 160875920), (2, 80437960), (4, 40218980), (5, 32175184), (8, 20109490), (10, 16087592), (16, 10054745), (20, 8043796), (40, 4021898), (80, 2010949), (997, 161360), (1994, 80680), (2017, 79760), (3988, 40340), (4034, 39880), (4985, 32272), (7976, 20170), (8068, 19940), (9970, 16136), (10085, 15952)]