520016085

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1\times {\mathrm{449}}^1$

素因数の和:859

約数の個数: 64

約数和(自身を含む): 969408000

約数和(自身を除く): 449391915

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 373, 449, 621, 1035, 1119, 1347, 1865, 2245, 3105, 3357, 4041, 5595, 6735, 8579, 10071, 10327, 12123, 16785, 20205, 25737, 30981, 42895, 50355, 51635, 60615, 77211, 92943, 128685, 154905, 167477, 231633, 278829, 386055, 464715, 502431, 837385, 1158165, 1394145, 1507293, 2512155, 3851971, 4521879, 7536465, 11555913, 19259855, 22609395, 34667739, 57779565, 104003217, 173338695, 520016085]

約数ペア:

[(1, 520016085), (3, 173338695), (5, 104003217), (9, 57779565), (15, 34667739), (23, 22609395), (27, 19259855), (45, 11555913), (69, 7536465), (115, 4521879), (135, 3851971), (207, 2512155), (345, 1507293), (373, 1394145), (449, 1158165), (621, 837385), (1035, 502431), (1119, 464715), (1347, 386055), (1865, 278829), (2245, 231633), (3105, 167477), (3357, 154905), (4041, 128685), (5595, 92943), (6735, 77211), (8579, 60615), (10071, 51635), (10327, 50355), (12123, 42895), (16785, 30981), (20205, 25737)]