82528760

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{11399}}^1$

素因数の和:11591

約数の個数: 32

約数和(自身を含む): 186732000

約数和(自身を除く): 104203240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 7240, 11399, 22798, 45596, 56995, 91192, 113990, 227980, 455960, 2063219, 4126438, 8252876, 10316095, 16505752, 20632190, 41264380, 82528760]

約数ペア:

[(1, 82528760), (2, 41264380), (4, 20632190), (5, 16505752), (8, 10316095), (10, 8252876), (20, 4126438), (40, 2063219), (181, 455960), (362, 227980), (724, 113990), (905, 91192), (1448, 56995), (1810, 45596), (3620, 22798), (7240, 11399)]