81107950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21067}}^1$

素因数の和:21097

約数の個数: 48

約数和(自身を含む): 188095104

約数和(自身を除く): 106987154

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850, 21067, 42134, 105335, 147469, 210670, 231737, 294938, 463474, 526675, 737345, 1053350, 1158685, 1474690, 1622159, 2317370, 3244318, 3686725, 5793425, 7373450, 8110795, 11586850, 16221590, 40553975, 81107950]

約数ペア:

[(1, 81107950), (2, 40553975), (5, 16221590), (7, 11586850), (10, 8110795), (11, 7373450), (14, 5793425), (22, 3686725), (25, 3244318), (35, 2317370), (50, 1622159), (55, 1474690), (70, 1158685), (77, 1053350), (110, 737345), (154, 526675), (175, 463474), (275, 294938), (350, 231737), (385, 210670), (550, 147469), (770, 105335), (1925, 42134), (3850, 21067)]