25005776

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{617}}^1$

素因数の和:791

約数の個数: 40

約数和(自身を含む): 51726600

約数和(自身を除く): 26720824

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 149, 272, 298, 596, 617, 1192, 1234, 2384, 2468, 2533, 4936, 5066, 9872, 10132, 10489, 20264, 20978, 40528, 41956, 83912, 91933, 167824, 183866, 367732, 735464, 1470928, 1562861, 3125722, 6251444, 12502888, 25005776]

約数ペア:

[(1, 25005776), (2, 12502888), (4, 6251444), (8, 3125722), (16, 1562861), (17, 1470928), (34, 735464), (68, 367732), (136, 183866), (149, 167824), (272, 91933), (298, 83912), (596, 41956), (617, 40528), (1192, 20978), (1234, 20264), (2384, 10489), (2468, 10132), (2533, 9872), (4936, 5066)]