66826310

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{419}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 123832800

約数和(自身を除く): 57006490

約数列:

[1, 2, 5, 10, 41, 82, 205, 389, 410, 419, 778, 838, 1945, 2095, 3890, 4190, 15949, 17179, 31898, 34358, 79745, 85895, 159490, 162991, 171790, 325982, 814955, 1629910, 6682631, 13365262, 33413155, 66826310]

約数ペア:

[(1, 66826310), (2, 33413155), (5, 13365262), (10, 6682631), (41, 1629910), (82, 814955), (205, 325982), (389, 171790), (410, 162991), (419, 159490), (778, 85895), (838, 79745), (1945, 34358), (2095, 31898), (3890, 17179), (4190, 15949)]