71348560

素因数分解:

$2^4\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1063}}^1$

素因数の和:1915

約数の個数: 40

約数和(自身を含む): 166239360

約数和(自身を除く): 94890800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 839, 1063, 1678, 2126, 3356, 4195, 4252, 5315, 6712, 8390, 8504, 10630, 13424, 16780, 17008, 21260, 33560, 42520, 67120, 85040, 891857, 1783714, 3567428, 4459285, 7134856, 8918570, 14269712, 17837140, 35674280, 71348560]

約数ペア:

[(1, 71348560), (2, 35674280), (4, 17837140), (5, 14269712), (8, 8918570), (10, 7134856), (16, 4459285), (20, 3567428), (40, 1783714), (80, 891857), (839, 85040), (1063, 67120), (1678, 42520), (2126, 33560), (3356, 21260), (4195, 17008), (4252, 16780), (5315, 13424), (6712, 10630), (8390, 8504)]