808519690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{1021}}^1$

素因数の和:1375

約数の個数: 64

約数和(自身を含む): 1663587072

約数和(自身を除く): 855067382

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 313, 506, 626, 1021, 1265, 1565, 2042, 2530, 3130, 3443, 5105, 6886, 7199, 10210, 11231, 14398, 17215, 22462, 23483, 34430, 35995, 46966, 56155, 71990, 79189, 112310, 117415, 158378, 234830, 258313, 319573, 395945, 516626, 639146, 791890, 1291565, 1597865, 2583130, 3195730, 3515303, 7030606, 7350179, 14700358, 17576515, 35153030, 36750895, 73501790, 80851969, 161703938, 404259845, 808519690]

約数ペア:

[(1, 808519690), (2, 404259845), (5, 161703938), (10, 80851969), (11, 73501790), (22, 36750895), (23, 35153030), (46, 17576515), (55, 14700358), (110, 7350179), (115, 7030606), (230, 3515303), (253, 3195730), (313, 2583130), (506, 1597865), (626, 1291565), (1021, 791890), (1265, 639146), (1565, 516626), (2042, 395945), (2530, 319573), (3130, 258313), (3443, 234830), (5105, 158378), (6886, 117415), (7199, 112310), (10210, 79189), (11231, 71990), (14398, 56155), (17215, 46966), (22462, 35995), (23483, 34430)]