80953220

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{48767}}^1$

素因数の和:48859

約数の個数: 24

約数和(自身を含む): 172053504

約数和(自身を除く): 91100284

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 48767, 97534, 195068, 243835, 487670, 975340, 4047661, 8095322, 16190644, 20238305, 40476610, 80953220]

約数ペア:

[(1, 80953220), (2, 40476610), (4, 20238305), (5, 16190644), (10, 8095322), (20, 4047661), (83, 975340), (166, 487670), (332, 243835), (415, 195068), (830, 97534), (1660, 48767)]