66973540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{701}}^1$

素因数の和:1008

約数の個数: 48

約数和(自身を含む): 149660784

約数和(自身を除く): 82687244

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 281, 340, 562, 701, 1124, 1402, 1405, 2804, 2810, 3505, 4777, 5620, 7010, 9554, 11917, 14020, 19108, 23834, 23885, 47668, 47770, 59585, 95540, 119170, 196981, 238340, 393962, 787924, 984905, 1969810, 3348677, 3939620, 6697354, 13394708, 16743385, 33486770, 66973540]

約数ペア:

[(1, 66973540), (2, 33486770), (4, 16743385), (5, 13394708), (10, 6697354), (17, 3939620), (20, 3348677), (34, 1969810), (68, 984905), (85, 787924), (170, 393962), (281, 238340), (340, 196981), (562, 119170), (701, 95540), (1124, 59585), (1402, 47770), (1405, 47668), (2804, 23885), (2810, 23834), (3505, 19108), (4777, 14020), (5620, 11917), (7010, 9554)]