8137480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15649}}^1$

素因数の和:15673

約数の個数: 32

約数和(自身を含む): 19719000

約数和(自身を除く): 11581520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 15649, 31298, 62596, 78245, 125192, 156490, 203437, 312980, 406874, 625960, 813748, 1017185, 1627496, 2034370, 4068740, 8137480]

約数ペア:

[(1, 8137480), (2, 4068740), (4, 2034370), (5, 1627496), (8, 1017185), (10, 813748), (13, 625960), (20, 406874), (26, 312980), (40, 203437), (52, 156490), (65, 125192), (104, 78245), (130, 62596), (260, 31298), (520, 15649)]