80719218

素因数分解:

$2^1\times 3^2\times {\mathrm{1601}}^1\times {\mathrm{2801}}^1$

素因数の和:4410

約数の個数: 24

約数和(自身を含む): 175063356

約数和(自身を除く): 94344138

約数列:

[1, 2, 3, 6, 9, 18, 1601, 2801, 3202, 4803, 5602, 8403, 9606, 14409, 16806, 25209, 28818, 50418, 4484401, 8968802, 13453203, 26906406, 40359609, 80719218]

約数ペア:

[(1, 80719218), (2, 40359609), (3, 26906406), (6, 13453203), (9, 8968802), (18, 4484401), (1601, 50418), (2801, 28818), (3202, 25209), (4803, 16806), (5602, 14409), (8403, 9606)]