78152990

素因数分解:

$2^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{25457}}^1$

素因数の和:25771

約数の個数: 16

約数和(自身を含む): 141139152

約数和(自身を除く): 62986162

約数列:

[1, 2, 5, 10, 307, 614, 1535, 3070, 25457, 50914, 127285, 254570, 7815299, 15630598, 39076495, 78152990]

約数ペア:

[(1, 78152990), (2, 39076495), (5, 15630598), (10, 7815299), (307, 254570), (614, 127285), (1535, 50914), (3070, 25457)]