490682305

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 636418944

約数和(自身を除く): 145736639

約数列:

[1, 5, 17, 83, 85, 157, 415, 443, 785, 1411, 2215, 2669, 7055, 7531, 13031, 13345, 36769, 37655, 65155, 69551, 183845, 221527, 347755, 625073, 1107635, 1182367, 3125365, 5772733, 5911835, 28863665, 98136461, 490682305]

約数ペア:

[(1, 490682305), (5, 98136461), (17, 28863665), (83, 5911835), (85, 5772733), (157, 3125365), (415, 1182367), (443, 1107635), (785, 625073), (1411, 347755), (2215, 221527), (2669, 183845), (7055, 69551), (7531, 65155), (13031, 37655), (13345, 36769)]