51575480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{467}}^1$

素因数の和:740

約数の個数: 64

約数和(自身を含む): 127370880

約数和(自身を除く): 75795400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 251, 440, 467, 502, 934, 1004, 1255, 1868, 2008, 2335, 2510, 2761, 3736, 4670, 5020, 5137, 5522, 9340, 10040, 10274, 11044, 13805, 18680, 20548, 22088, 25685, 27610, 41096, 51370, 55220, 102740, 110440, 117217, 205480, 234434, 468868, 586085, 937736, 1172170, 1289387, 2344340, 2578774, 4688680, 5157548, 6446935, 10315096, 12893870, 25787740, 51575480]

約数ペア:

[(1, 51575480), (2, 25787740), (4, 12893870), (5, 10315096), (8, 6446935), (10, 5157548), (11, 4688680), (20, 2578774), (22, 2344340), (40, 1289387), (44, 1172170), (55, 937736), (88, 586085), (110, 468868), (220, 234434), (251, 205480), (440, 117217), (467, 110440), (502, 102740), (934, 55220), (1004, 51370), (1255, 41096), (1868, 27610), (2008, 25685), (2335, 22088), (2510, 20548), (2761, 18680), (3736, 13805), (4670, 11044), (5020, 10274), (5137, 10040), (5522, 9340)]