25489240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{91033}}^1$

素因数の和:91051

約数の個数: 32

約数和(自身を含む): 65544480

約数和(自身を除く): 40055240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 91033, 182066, 364132, 455165, 637231, 728264, 910330, 1274462, 1820660, 2548924, 3186155, 3641320, 5097848, 6372310, 12744620, 25489240]

約数ペア:

[(1, 25489240), (2, 12744620), (4, 6372310), (5, 5097848), (7, 3641320), (8, 3186155), (10, 2548924), (14, 1820660), (20, 1274462), (28, 910330), (35, 728264), (40, 637231), (56, 455165), (70, 364132), (140, 182066), (280, 91033)]