131583560

素因数分解:

$2^3\times 5^1\times {\mathrm{929}}^1\times {\mathrm{3541}}^1$

素因数の和:4481

約数の個数: 32

約数和(自身を含む): 296465400

約数和(自身を除く): 164881840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 929, 1858, 3541, 3716, 4645, 7082, 7432, 9290, 14164, 17705, 18580, 28328, 35410, 37160, 70820, 141640, 3289589, 6579178, 13158356, 16447945, 26316712, 32895890, 65791780, 131583560]

約数ペア:

[(1, 131583560), (2, 65791780), (4, 32895890), (5, 26316712), (8, 16447945), (10, 13158356), (20, 6579178), (40, 3289589), (929, 141640), (1858, 70820), (3541, 37160), (3716, 35410), (4645, 28328), (7082, 18580), (7432, 17705), (9290, 14164)]