265510310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 528353280

約数和(自身を除く): 262842970

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 103, 130, 158, 206, 251, 395, 502, 515, 790, 1027, 1030, 1255, 1339, 2054, 2510, 2678, 3263, 5135, 6526, 6695, 8137, 10270, 13390, 16274, 16315, 19829, 25853, 32630, 39658, 40685, 51706, 81370, 99145, 105781, 129265, 198290, 211562, 257777, 258530, 336089, 515554, 528905, 672178, 1057810, 1288885, 1680445, 2042387, 2577770, 3360890, 4084774, 10211935, 20423870, 26551031, 53102062, 132755155, 265510310]

約数ペア:

[(1, 265510310), (2, 132755155), (5, 53102062), (10, 26551031), (13, 20423870), (26, 10211935), (65, 4084774), (79, 3360890), (103, 2577770), (130, 2042387), (158, 1680445), (206, 1288885), (251, 1057810), (395, 672178), (502, 528905), (515, 515554), (790, 336089), (1027, 258530), (1030, 257777), (1255, 211562), (1339, 198290), (2054, 129265), (2510, 105781), (2678, 99145), (3263, 81370), (5135, 51706), (6526, 40685), (6695, 39658), (8137, 32630), (10270, 25853), (13390, 19829), (16274, 16315)]