80821665

素因数分解:

$3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{7213}}^1$

素因数の和:7310

約数の個数: 32

約数和(自身を含む): 145434240

約数和(自身を除く): 64612575

約数列:

[1, 3, 5, 9, 15, 27, 45, 83, 135, 249, 415, 747, 1245, 2241, 3735, 7213, 11205, 21639, 36065, 64917, 108195, 194751, 324585, 598679, 973755, 1796037, 2993395, 5388111, 8980185, 16164333, 26940555, 80821665]

約数ペア:

[(1, 80821665), (3, 26940555), (5, 16164333), (9, 8980185), (15, 5388111), (27, 2993395), (45, 1796037), (83, 973755), (135, 598679), (249, 324585), (415, 194751), (747, 108195), (1245, 64917), (2241, 36065), (3735, 21639), (7213, 11205)]