25515056

素因数分解:

$2^4\times 7^1\times {\mathrm{409}}^1\times {\mathrm{557}}^1$

素因数の和:981

約数の個数: 40

約数和(自身を含む): 56737440

約数和(自身を除く): 31222384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 409, 557, 818, 1114, 1636, 2228, 2863, 3272, 3899, 4456, 5726, 6544, 7798, 8912, 11452, 15596, 22904, 31192, 45808, 62384, 227813, 455626, 911252, 1594691, 1822504, 3189382, 3645008, 6378764, 12757528, 25515056]

約数ペア:

[(1, 25515056), (2, 12757528), (4, 6378764), (7, 3645008), (8, 3189382), (14, 1822504), (16, 1594691), (28, 911252), (56, 455626), (112, 227813), (409, 62384), (557, 45808), (818, 31192), (1114, 22904), (1636, 15596), (2228, 11452), (2863, 8912), (3272, 7798), (3899, 6544), (4456, 5726)]