51490760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67751}}^1$

素因数の和:67781

約数の個数: 32

約数和(自身を含む): 121953600

約数和(自身を除く): 70462840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 67751, 135502, 271004, 338755, 542008, 677510, 1287269, 1355020, 2574538, 2710040, 5149076, 6436345, 10298152, 12872690, 25745380, 51490760]

約数ペア:

[(1, 51490760), (2, 25745380), (4, 12872690), (5, 10298152), (8, 6436345), (10, 5149076), (19, 2710040), (20, 2574538), (38, 1355020), (40, 1287269), (76, 677510), (95, 542008), (152, 338755), (190, 271004), (380, 135502), (760, 67751)]