85253560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{304477}}^1$

素因数の和:304495

約数の個数: 32

約数和(自身を含む): 219224160

約数和(自身を除く): 133970600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 304477, 608954, 1217908, 1522385, 2131339, 2435816, 3044770, 4262678, 6089540, 8525356, 10656695, 12179080, 17050712, 21313390, 42626780, 85253560]

約数ペア:

[(1, 85253560), (2, 42626780), (4, 21313390), (5, 17050712), (7, 12179080), (8, 10656695), (10, 8525356), (14, 6089540), (20, 4262678), (28, 3044770), (35, 2435816), (40, 2131339), (56, 1522385), (70, 1217908), (140, 608954), (280, 304477)]