77742128

素因数分解:

$2^4\times {\mathrm{397}}^1\times {\mathrm{12239}}^1$

素因数の和:12644

約数の個数: 20

約数和(自身を含む): 151017120

約数和(自身を除く): 73274992

約数列:

[1, 2, 4, 8, 16, 397, 794, 1588, 3176, 6352, 12239, 24478, 48956, 97912, 195824, 4858883, 9717766, 19435532, 38871064, 77742128]

約数ペア:

[(1, 77742128), (2, 38871064), (4, 19435532), (8, 9717766), (16, 4858883), (397, 195824), (794, 97912), (1588, 48956), (3176, 24478), (6352, 12239)]