25685810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1087}}^1$

素因数の和:1250

約数の個数: 32

約数和(自身を含む): 49351680

約数和(自身を除く): 23665870

約数列:

[1, 2, 5, 10, 17, 34, 85, 139, 170, 278, 695, 1087, 1390, 2174, 2363, 4726, 5435, 10870, 11815, 18479, 23630, 36958, 92395, 151093, 184790, 302186, 755465, 1510930, 2568581, 5137162, 12842905, 25685810]

約数ペア:

[(1, 25685810), (2, 12842905), (5, 5137162), (10, 2568581), (17, 1510930), (34, 755465), (85, 302186), (139, 184790), (170, 151093), (278, 92395), (695, 36958), (1087, 23630), (1390, 18479), (2174, 11815), (2363, 10870), (4726, 5435)]