31329025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 48996864

約数和(自身を除く): 17667839

約数列:

[1, 5, 7, 13, 25, 35, 47, 65, 91, 175, 235, 293, 325, 329, 455, 611, 1175, 1465, 1645, 2051, 2275, 3055, 3809, 4277, 7325, 8225, 10255, 13771, 15275, 19045, 21385, 26663, 51275, 68855, 95225, 96397, 106925, 133315, 179023, 344275, 481985, 666575, 895115, 1253161, 2409925, 4475575, 6265805, 31329025]

約数ペア:

[(1, 31329025), (5, 6265805), (7, 4475575), (13, 2409925), (25, 1253161), (35, 895115), (47, 666575), (65, 481985), (91, 344275), (175, 179023), (235, 133315), (293, 106925), (325, 96397), (329, 95225), (455, 68855), (611, 51275), (1175, 26663), (1465, 21385), (1645, 19045), (2051, 15275), (2275, 13771), (3055, 10255), (3809, 8225), (4277, 7325)]