25707340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 56448000

約数和(自身を除く): 30740660

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 127, 145, 254, 290, 349, 508, 580, 635, 698, 1270, 1396, 1745, 2540, 3490, 3683, 6980, 7366, 10121, 14732, 18415, 20242, 36830, 40484, 44323, 50605, 73660, 88646, 101210, 177292, 202420, 221615, 443230, 886460, 1285367, 2570734, 5141468, 6426835, 12853670, 25707340]

約数ペア:

[(1, 25707340), (2, 12853670), (4, 6426835), (5, 5141468), (10, 2570734), (20, 1285367), (29, 886460), (58, 443230), (116, 221615), (127, 202420), (145, 177292), (254, 101210), (290, 88646), (349, 73660), (508, 50605), (580, 44323), (635, 40484), (698, 36830), (1270, 20242), (1396, 18415), (1745, 14732), (2540, 10121), (3490, 7366), (3683, 6980)]