78264172

素因数分解:

$2^2\times 7^2\times {\mathrm{419}}^1\times {\mathrm{953}}^1$

素因数の和:1390

約数の個数: 36

約数和(自身を含む): 159871320

約数和(自身を除く): 81607148

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 419, 838, 953, 1676, 1906, 2933, 3812, 5866, 6671, 11732, 13342, 20531, 26684, 41062, 46697, 82124, 93394, 186788, 399307, 798614, 1597228, 2795149, 5590298, 11180596, 19566043, 39132086, 78264172]

約数ペア:

[(1, 78264172), (2, 39132086), (4, 19566043), (7, 11180596), (14, 5590298), (28, 2795149), (49, 1597228), (98, 798614), (196, 399307), (419, 186788), (838, 93394), (953, 82124), (1676, 46697), (1906, 41062), (2933, 26684), (3812, 20531), (5866, 13342), (6671, 11732)]