78081256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12497}}^1$

素因数の和:12585

約数の個数: 32

約数和(自身を含む): 161974080

約数和(自身を除く): 83892824

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 3124, 6248, 12497, 24994, 49988, 99976, 137467, 274934, 549868, 887287, 1099736, 1774574, 3549148, 7098296, 9760157, 19520314, 39040628, 78081256]

約数ペア:

[(1, 78081256), (2, 39040628), (4, 19520314), (8, 9760157), (11, 7098296), (22, 3549148), (44, 1774574), (71, 1099736), (88, 887287), (142, 549868), (284, 274934), (568, 137467), (781, 99976), (1562, 49988), (3124, 24994), (6248, 12497)]