25799696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1747}}^1$

素因数の和:1839

約数の個数: 40

約数和(自身を含む): 54621504

約数和(自身を除く): 28821808

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 568, 923, 1136, 1747, 1846, 3494, 3692, 6988, 7384, 13976, 14768, 22711, 27952, 45422, 90844, 124037, 181688, 248074, 363376, 496148, 992296, 1612481, 1984592, 3224962, 6449924, 12899848, 25799696]

約数ペア:

[(1, 25799696), (2, 12899848), (4, 6449924), (8, 3224962), (13, 1984592), (16, 1612481), (26, 992296), (52, 496148), (71, 363376), (104, 248074), (142, 181688), (208, 124037), (284, 90844), (568, 45422), (923, 27952), (1136, 22711), (1747, 14768), (1846, 13976), (3494, 7384), (3692, 6988)]