77961208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{5393}}^1$

素因数の和:5551

約数の個数: 32

約数和(自身を含む): 158583600

約数和(自身を除く): 80622392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 139, 278, 556, 1112, 1807, 3614, 5393, 7228, 10786, 14456, 21572, 43144, 70109, 140218, 280436, 560872, 749627, 1499254, 2998508, 5997016, 9745151, 19490302, 38980604, 77961208]

約数ペア:

[(1, 77961208), (2, 38980604), (4, 19490302), (8, 9745151), (13, 5997016), (26, 2998508), (52, 1499254), (104, 749627), (139, 560872), (278, 280436), (556, 140218), (1112, 70109), (1807, 43144), (3614, 21572), (5393, 14456), (7228, 10786)]