71352490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{541}}^1$

素因数の和:679

約数の個数: 48

約数和(自身を含む): 142730280

約数和(自身を除く): 71377790

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 121, 218, 242, 541, 545, 605, 1082, 1090, 1199, 1210, 2398, 2705, 5410, 5951, 5995, 11902, 11990, 13189, 26378, 29755, 58969, 59510, 65461, 65945, 117938, 130922, 131890, 294845, 327305, 589690, 648659, 654610, 1297318, 3243295, 6486590, 7135249, 14270498, 35676245, 71352490]

約数ペア:

[(1, 71352490), (2, 35676245), (5, 14270498), (10, 7135249), (11, 6486590), (22, 3243295), (55, 1297318), (109, 654610), (110, 648659), (121, 589690), (218, 327305), (242, 294845), (541, 131890), (545, 130922), (605, 117938), (1082, 65945), (1090, 65461), (1199, 59510), (1210, 58969), (2398, 29755), (2705, 26378), (5410, 13189), (5951, 11990), (5995, 11902)]