201865640

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{75323}}^1$

素因数の和:75401

約数の個数: 32

約数和(自身を含む): 460982880

約数和(自身を除く): 259117240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 75323, 150646, 301292, 376615, 602584, 753230, 1506460, 3012920, 5046641, 10093282, 20186564, 25233205, 40373128, 50466410, 100932820, 201865640]

約数ペア:

[(1, 201865640), (2, 100932820), (4, 50466410), (5, 40373128), (8, 25233205), (10, 20186564), (20, 10093282), (40, 5046641), (67, 3012920), (134, 1506460), (268, 753230), (335, 602584), (536, 376615), (670, 301292), (1340, 150646), (2680, 75323)]