25980845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{751}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 37034496

約数和(自身を除く): 11053651

約数列:

[1, 5, 11, 17, 37, 55, 85, 185, 187, 407, 629, 751, 935, 2035, 3145, 3755, 6919, 8261, 12767, 27787, 34595, 41305, 63835, 138935, 140437, 305657, 472379, 702185, 1528285, 2361895, 5196169, 25980845]

約数ペア:

[(1, 25980845), (5, 5196169), (11, 2361895), (17, 1528285), (37, 702185), (55, 472379), (85, 305657), (185, 140437), (187, 138935), (407, 63835), (629, 41305), (751, 34595), (935, 27787), (2035, 12767), (3145, 8261), (3755, 6919)]