25505168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7213}}^1$

素因数の和:7251

約数の個数: 40

約数和(自身を含む): 56355768

約数和(自身を除く): 30850600

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 7213, 14426, 28852, 57704, 93769, 115408, 122621, 187538, 245242, 375076, 490484, 750152, 980968, 1500304, 1594073, 1961936, 3188146, 6376292, 12752584, 25505168]

約数ペア:

[(1, 25505168), (2, 12752584), (4, 6376292), (8, 3188146), (13, 1961936), (16, 1594073), (17, 1500304), (26, 980968), (34, 750152), (52, 490484), (68, 375076), (104, 245242), (136, 187538), (208, 122621), (221, 115408), (272, 93769), (442, 57704), (884, 28852), (1768, 14426), (3536, 7213)]