98847980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{64187}}^1$

素因数の和:64214

約数の個数: 48

約数和(自身を含む): 258806016

約数和(自身を除く): 159958036

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 64187, 128374, 256748, 320935, 449309, 641870, 706057, 898618, 1283740, 1412114, 1797236, 2246545, 2824228, 3530285, 4493090, 4942399, 7060570, 8986180, 9884798, 14121140, 19769596, 24711995, 49423990, 98847980]

約数ペア:

[(1, 98847980), (2, 49423990), (4, 24711995), (5, 19769596), (7, 14121140), (10, 9884798), (11, 8986180), (14, 7060570), (20, 4942399), (22, 4493090), (28, 3530285), (35, 2824228), (44, 2246545), (55, 1797236), (70, 1412114), (77, 1283740), (110, 898618), (140, 706057), (154, 641870), (220, 449309), (308, 320935), (385, 256748), (770, 128374), (1540, 64187)]