167923640

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{30643}}^1$

素因数の和:30791

約数の個数: 32

約数和(自身を含む): 380598480

約数和(自身を除く): 212674840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 30643, 61286, 122572, 153215, 245144, 306430, 612860, 1225720, 4198091, 8396182, 16792364, 20990455, 33584728, 41980910, 83961820, 167923640]

約数ペア:

[(1, 167923640), (2, 83961820), (4, 41980910), (5, 33584728), (8, 20990455), (10, 16792364), (20, 8396182), (40, 4198091), (137, 1225720), (274, 612860), (548, 306430), (685, 245144), (1096, 153215), (1370, 122572), (2740, 61286), (5480, 30643)]