26256880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25247}}^1$

素因数の和:25273

約数の個数: 40

約数和(自身を含む): 65745792

約数和(自身を除く): 39488912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 25247, 50494, 100988, 126235, 201976, 252470, 328211, 403952, 504940, 656422, 1009880, 1312844, 1641055, 2019760, 2625688, 3282110, 5251376, 6564220, 13128440, 26256880]

約数ペア:

[(1, 26256880), (2, 13128440), (4, 6564220), (5, 5251376), (8, 3282110), (10, 2625688), (13, 2019760), (16, 1641055), (20, 1312844), (26, 1009880), (40, 656422), (52, 504940), (65, 403952), (80, 328211), (104, 252470), (130, 201976), (208, 126235), (260, 100988), (520, 50494), (1040, 25247)]