70565480

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{24847}}^1$

素因数の和:24929

約数の個数: 32

約数和(自身を含む): 161015040

約数和(自身を除く): 90449560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 24847, 49694, 99388, 124235, 198776, 248470, 496940, 993880, 1764137, 3528274, 7056548, 8820685, 14113096, 17641370, 35282740, 70565480]

約数ペア:

[(1, 70565480), (2, 35282740), (4, 17641370), (5, 14113096), (8, 8820685), (10, 7056548), (20, 3528274), (40, 1764137), (71, 993880), (142, 496940), (284, 248470), (355, 198776), (568, 124235), (710, 99388), (1420, 49694), (2840, 24847)]