80221275

素因数分解:

$3^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{3271}}^1$

素因数の和:3396

約数の個数: 36

約数和(自身を含む): 145047760

約数和(自身を除く): 64826485

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 109, 225, 327, 545, 981, 1635, 2725, 3271, 4905, 8175, 9813, 16355, 24525, 29439, 49065, 81775, 147195, 245325, 356539, 735975, 1069617, 1782695, 3208851, 5348085, 8913475, 16044255, 26740425, 80221275]

約数ペア:

[(1, 80221275), (3, 26740425), (5, 16044255), (9, 8913475), (15, 5348085), (25, 3208851), (45, 1782695), (75, 1069617), (109, 735975), (225, 356539), (327, 245325), (545, 147195), (981, 81775), (1635, 49065), (2725, 29439), (3271, 24525), (4905, 16355), (8175, 9813)]