83720840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15737}}^1$

素因数の和:15774

約数の個数: 64

約数和(自身を含む): 226627200

約数和(自身を除く): 142906360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 15737, 31474, 62948, 78685, 110159, 125896, 157370, 220318, 299003, 314740, 440636, 550795, 598006, 629480, 881272, 1101590, 1196012, 1495015, 2093021, 2203180, 2392024, 2990030, 4186042, 4406360, 5980060, 8372084, 10465105, 11960120, 16744168, 20930210, 41860420, 83720840]

約数ペア:

[(1, 83720840), (2, 41860420), (4, 20930210), (5, 16744168), (7, 11960120), (8, 10465105), (10, 8372084), (14, 5980060), (19, 4406360), (20, 4186042), (28, 2990030), (35, 2392024), (38, 2203180), (40, 2093021), (56, 1495015), (70, 1196012), (76, 1101590), (95, 881272), (133, 629480), (140, 598006), (152, 550795), (190, 440636), (266, 314740), (280, 299003), (380, 220318), (532, 157370), (665, 125896), (760, 110159), (1064, 78685), (1330, 62948), (2660, 31474), (5320, 15737)]