78640048

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{25733}}^1$

素因数の和:25932

約数の個数: 20

約数和(自身を含む): 153168768

約数和(自身を除く): 74528720

約数列:

[1, 2, 4, 8, 16, 191, 382, 764, 1528, 3056, 25733, 51466, 102932, 205864, 411728, 4915003, 9830006, 19660012, 39320024, 78640048]

約数ペア:

[(1, 78640048), (2, 39320024), (4, 19660012), (8, 9830006), (16, 4915003), (191, 411728), (382, 205864), (764, 102932), (1528, 51466), (3056, 25733)]