25207130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2731}}^1$

素因数の和:2822

約数の個数: 32

約数和(自身を含む): 49569408

約数和(自身を除く): 24362278

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 2731, 4615, 5462, 9230, 13655, 27310, 35503, 71006, 177515, 193901, 355030, 387802, 969505, 1939010, 2520713, 5041426, 12603565, 25207130]

約数ペア:

[(1, 25207130), (2, 12603565), (5, 5041426), (10, 2520713), (13, 1939010), (26, 969505), (65, 387802), (71, 355030), (130, 193901), (142, 177515), (355, 71006), (710, 35503), (923, 27310), (1846, 13655), (2731, 9230), (4615, 5462)]