20172310085

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1\times {\mathrm{1669}}^1$

素因数の和:2181

約数の個数: 32

約数和(自身を含む): 24883267200

約数和(自身を除く): 4710957115

約数列:

[1, 5, 67, 109, 331, 335, 545, 1655, 1669, 7303, 8345, 22177, 36079, 36515, 110885, 111823, 180395, 181921, 552439, 559115, 909605, 2417293, 2762195, 12086465, 12188707, 37013413, 60215851, 60943535, 185067065, 301079255, 4034462017, 20172310085]

約数ペア:

[(1, 20172310085), (5, 4034462017), (67, 301079255), (109, 185067065), (331, 60943535), (335, 60215851), (545, 37013413), (1655, 12188707), (1669, 12086465), (7303, 2762195), (8345, 2417293), (22177, 909605), (36079, 559115), (36515, 552439), (110885, 181921), (111823, 180395)]