266675260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41281}}^1$

素因数の和:41326

約数の個数: 48

約数和(自身を含む): 624183840

約数和(自身を除く): 357508580

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 41281, 82562, 165124, 206405, 412810, 701777, 784339, 825620, 1403554, 1568678, 2807108, 3137356, 3508885, 3921695, 7017770, 7843390, 13333763, 14035540, 15686780, 26667526, 53335052, 66668815, 133337630, 266675260]

約数ペア:

[(1, 266675260), (2, 133337630), (4, 66668815), (5, 53335052), (10, 26667526), (17, 15686780), (19, 14035540), (20, 13333763), (34, 7843390), (38, 7017770), (68, 3921695), (76, 3508885), (85, 3137356), (95, 2807108), (170, 1568678), (190, 1403554), (323, 825620), (340, 784339), (380, 701777), (646, 412810), (1292, 206405), (1615, 165124), (3230, 82562), (6460, 41281)]