139968000005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{2477}}^1\times {\mathrm{664789}}^1$

素因数の和:667288

約数の個数: 16

約数和(自身を含む): 177913758960

約数和(自身を除く): 37945758955

約数列:

[1, 5, 17, 85, 2477, 12385, 42109, 210545, 664789, 3323945, 11301413, 56507065, 1646682353, 8233411765, 27993600001, 139968000005]

約数ペア:

[(1, 139968000005), (5, 27993600001), (17, 8233411765), (85, 1646682353), (2477, 56507065), (12385, 11301413), (42109, 3323945), (210545, 664789)]