78838720

素因数分解:

$2^6\times 5^1\times {\mathrm{246371}}^1$

素因数の和:246388

約数の個数: 28

約数和(自身を含む): 187735464

約数和(自身を除く): 108896744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 246371, 492742, 985484, 1231855, 1970968, 2463710, 3941936, 4927420, 7883872, 9854840, 15767744, 19709680, 39419360, 78838720]

約数ペア:

[(1, 78838720), (2, 39419360), (4, 19709680), (5, 15767744), (8, 9854840), (10, 7883872), (16, 4927420), (20, 3941936), (32, 2463710), (40, 1970968), (64, 1231855), (80, 985484), (160, 492742), (320, 246371)]