25051775

素因数分解:

$5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 37658304

約数和(自身を除く): 12606529

約数列:

[1, 5, 7, 25, 35, 37, 53, 73, 175, 185, 259, 265, 365, 371, 511, 925, 1295, 1325, 1825, 1855, 1961, 2555, 2701, 3869, 6475, 9275, 9805, 12775, 13505, 13727, 18907, 19345, 27083, 49025, 67525, 68635, 94535, 96725, 135415, 143153, 343175, 472675, 677075, 715765, 1002071, 3578825, 5010355, 25051775]

約数ペア:

[(1, 25051775), (5, 5010355), (7, 3578825), (25, 1002071), (35, 715765), (37, 677075), (53, 472675), (73, 343175), (175, 143153), (185, 135415), (259, 96725), (265, 94535), (365, 68635), (371, 67525), (511, 49025), (925, 27083), (1295, 19345), (1325, 18907), (1825, 13727), (1855, 13505), (1961, 12775), (2555, 9805), (2701, 9275), (3869, 6475)]