26380865

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 39398400

約数和(自身を除く): 13017535

約数列:

[1, 5, 7, 29, 35, 47, 49, 79, 145, 203, 235, 245, 329, 395, 553, 1015, 1363, 1421, 1645, 2291, 2303, 2765, 3713, 3871, 6815, 7105, 9541, 11455, 11515, 16037, 18565, 19355, 25991, 47705, 66787, 80185, 107677, 112259, 129955, 181937, 333935, 538385, 561295, 753739, 909685, 3768695, 5276173, 26380865]

約数ペア:

[(1, 26380865), (5, 5276173), (7, 3768695), (29, 909685), (35, 753739), (47, 561295), (49, 538385), (79, 333935), (145, 181937), (203, 129955), (235, 112259), (245, 107677), (329, 80185), (395, 66787), (553, 47705), (1015, 25991), (1363, 19355), (1421, 18565), (1645, 16037), (2291, 11515), (2303, 11455), (2765, 9541), (3713, 7105), (3871, 6815)]