77031880

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{9127}}^1$

素因数の和:9349

約数の個数: 32

約数和(自身を含む): 174162240

約数和(自身を除く): 97130360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 9127, 18254, 36508, 45635, 73016, 91270, 182540, 365080, 1925797, 3851594, 7703188, 9628985, 15406376, 19257970, 38515940, 77031880]

約数ペア:

[(1, 77031880), (2, 38515940), (4, 19257970), (5, 15406376), (8, 9628985), (10, 7703188), (20, 3851594), (40, 1925797), (211, 365080), (422, 182540), (844, 91270), (1055, 73016), (1688, 45635), (2110, 36508), (4220, 18254), (8440, 9127)]