78408976

素因数分解:

$2^4\times {\mathrm{1223}}^1\times {\mathrm{4007}}^1$

素因数の和:5238

約数の個数: 20

約数和(自身を含む): 152079552

約数和(自身を除く): 73670576

約数列:

[1, 2, 4, 8, 16, 1223, 2446, 4007, 4892, 8014, 9784, 16028, 19568, 32056, 64112, 4900561, 9801122, 19602244, 39204488, 78408976]

約数ペア:

[(1, 78408976), (2, 39204488), (4, 19602244), (8, 9801122), (16, 4900561), (1223, 64112), (2446, 32056), (4007, 19568), (4892, 16028), (8014, 9784)]