65420350

素因数分解:

$2^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{9413}}^1$

素因数の和:9564

約数の個数: 24

約数和(自身を含む): 122570280

約数和(自身を除く): 57149930

約数列:

[1, 2, 5, 10, 25, 50, 139, 278, 695, 1390, 3475, 6950, 9413, 18826, 47065, 94130, 235325, 470650, 1308407, 2616814, 6542035, 13084070, 32710175, 65420350]

約数ペア:

[(1, 65420350), (2, 32710175), (5, 13084070), (10, 6542035), (25, 2616814), (50, 1308407), (139, 470650), (278, 235325), (695, 94130), (1390, 47065), (3475, 18826), (6950, 9413)]