53729080

素因数分解:

$2^3\times 5^1\times {\mathrm{643}}^1\times {\mathrm{2089}}^1$

素因数の和:2743

約数の個数: 32

約数和(自身を含む): 121136400

約数和(自身を除く): 67407320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 643, 1286, 2089, 2572, 3215, 4178, 5144, 6430, 8356, 10445, 12860, 16712, 20890, 25720, 41780, 83560, 1343227, 2686454, 5372908, 6716135, 10745816, 13432270, 26864540, 53729080]

約数ペア:

[(1, 53729080), (2, 26864540), (4, 13432270), (5, 10745816), (8, 6716135), (10, 5372908), (20, 2686454), (40, 1343227), (643, 83560), (1286, 41780), (2089, 25720), (2572, 20890), (3215, 16712), (4178, 12860), (5144, 10445), (6430, 8356)]