25953920

素因数分解:

$2^7\times 5^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 62791200

約数和(自身を除く): 36837280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 320, 379, 428, 535, 640, 758, 856, 1070, 1516, 1712, 1895, 2140, 3032, 3424, 3790, 4280, 6064, 6848, 7580, 8560, 12128, 13696, 15160, 17120, 24256, 30320, 34240, 40553, 48512, 60640, 68480, 81106, 121280, 162212, 202765, 242560, 324424, 405530, 648848, 811060, 1297696, 1622120, 2595392, 3244240, 5190784, 6488480, 12976960, 25953920]

約数ペア:

[(1, 25953920), (2, 12976960), (4, 6488480), (5, 5190784), (8, 3244240), (10, 2595392), (16, 1622120), (20, 1297696), (32, 811060), (40, 648848), (64, 405530), (80, 324424), (107, 242560), (128, 202765), (160, 162212), (214, 121280), (320, 81106), (379, 68480), (428, 60640), (535, 48512), (640, 40553), (758, 34240), (856, 30320), (1070, 24256), (1516, 17120), (1712, 15160), (1895, 13696), (2140, 12128), (3032, 8560), (3424, 7580), (3790, 6848), (4280, 6064)]