81104650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{617}}^1$

素因数の和:879

約数の個数: 48

約数和(自身を含む): 165525120

約数和(自身を除く): 84420470

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 239, 275, 478, 550, 617, 1195, 1234, 2390, 2629, 3085, 5258, 5975, 6170, 6787, 11950, 13145, 13574, 15425, 26290, 30850, 33935, 65725, 67870, 131450, 147463, 169675, 294926, 339350, 737315, 1474630, 1622093, 3244186, 3686575, 7373150, 8110465, 16220930, 40552325, 81104650]

約数ペア:

[(1, 81104650), (2, 40552325), (5, 16220930), (10, 8110465), (11, 7373150), (22, 3686575), (25, 3244186), (50, 1622093), (55, 1474630), (110, 737315), (239, 339350), (275, 294926), (478, 169675), (550, 147463), (617, 131450), (1195, 67870), (1234, 65725), (2390, 33935), (2629, 30850), (3085, 26290), (5258, 15425), (5975, 13574), (6170, 13145), (6787, 11950)]