78890956

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{643}}^1\times {\mathrm{829}}^1$

素因数の和:1513

約数の個数: 24

約数和(自身を含む): 142182320

約数和(自身を除く): 63291364

約数列:

[1, 2, 4, 37, 74, 148, 643, 829, 1286, 1658, 2572, 3316, 23791, 30673, 47582, 61346, 95164, 122692, 533047, 1066094, 2132188, 19722739, 39445478, 78890956]

約数ペア:

[(1, 78890956), (2, 39445478), (4, 19722739), (37, 2132188), (74, 1066094), (148, 533047), (643, 122692), (829, 95164), (1286, 61346), (1658, 47582), (2572, 30673), (3316, 23791)]