129030928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20011}}^1$

素因数の和:20063

約数の個数: 40

約数和(自身を含む): 277926656

約数和(自身を除く): 148895728

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 20011, 40022, 80044, 160088, 260143, 320176, 520286, 620341, 1040572, 1240682, 2081144, 2481364, 4162288, 4962728, 8064433, 9925456, 16128866, 32257732, 64515464, 129030928]

約数ペア:

[(1, 129030928), (2, 64515464), (4, 32257732), (8, 16128866), (13, 9925456), (16, 8064433), (26, 4962728), (31, 4162288), (52, 2481364), (62, 2081144), (104, 1240682), (124, 1040572), (208, 620341), (248, 520286), (403, 320176), (496, 260143), (806, 160088), (1612, 80044), (3224, 40022), (6448, 20011)]