78444928

素因数分解:

$2^7\times {\mathrm{139}}^1\times {\mathrm{4409}}^1$

素因数の和:4562

約数の個数: 32

約数和(自身を含む): 157437000

約数和(自身を除く): 78992072

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 278, 556, 1112, 2224, 4409, 4448, 8818, 8896, 17636, 17792, 35272, 70544, 141088, 282176, 564352, 612851, 1225702, 2451404, 4902808, 9805616, 19611232, 39222464, 78444928]

約数ペア:

[(1, 78444928), (2, 39222464), (4, 19611232), (8, 9805616), (16, 4902808), (32, 2451404), (64, 1225702), (128, 612851), (139, 564352), (278, 282176), (556, 141088), (1112, 70544), (2224, 35272), (4409, 17792), (4448, 17636), (8818, 8896)]