85008260

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{63439}}^1$

素因数の和:63515

約数の個数: 24

約数和(自身を含む): 181184640

約数和(自身を除く): 96176380

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 63439, 126878, 253756, 317195, 634390, 1268780, 4250413, 8500826, 17001652, 21252065, 42504130, 85008260]

約数ペア:

[(1, 85008260), (2, 42504130), (4, 21252065), (5, 17001652), (10, 8500826), (20, 4250413), (67, 1268780), (134, 634390), (268, 317195), (335, 253756), (670, 126878), (1340, 63439)]