78774580

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{58787}}^1$

素因数の和:58863

約数の個数: 24

約数和(自身を含む): 167898528

約数和(自身を除く): 89123948

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 58787, 117574, 235148, 293935, 587870, 1175740, 3938729, 7877458, 15754916, 19693645, 39387290, 78774580]

約数ペア:

[(1, 78774580), (2, 39387290), (4, 19693645), (5, 15754916), (10, 7877458), (20, 3938729), (67, 1175740), (134, 587870), (268, 293935), (335, 235148), (670, 117574), (1340, 58787)]