202131500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{21277}}^1$

素因数の和:21315

約数の個数: 48

約数和(自身を含む): 464711520

約数和(自身を除く): 262580020

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1900, 2375, 4750, 9500, 21277, 42554, 85108, 106385, 212770, 404263, 425540, 531925, 808526, 1063850, 1617052, 2021315, 2127700, 2659625, 4042630, 5319250, 8085260, 10106575, 10638500, 20213150, 40426300, 50532875, 101065750, 202131500]

約数ペア:

[(1, 202131500), (2, 101065750), (4, 50532875), (5, 40426300), (10, 20213150), (19, 10638500), (20, 10106575), (25, 8085260), (38, 5319250), (50, 4042630), (76, 2659625), (95, 2127700), (100, 2021315), (125, 1617052), (190, 1063850), (250, 808526), (380, 531925), (475, 425540), (500, 404263), (950, 212770), (1900, 106385), (2375, 85108), (4750, 42554), (9500, 21277)]