78431072

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{27539}}^1$

素因数の和:27638

約数の個数: 24

約数和(自身を含む): 156151800

約数和(自身を除く): 77720728

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 356, 712, 1424, 2848, 27539, 55078, 110156, 220312, 440624, 881248, 2450971, 4901942, 9803884, 19607768, 39215536, 78431072]

約数ペア:

[(1, 78431072), (2, 39215536), (4, 19607768), (8, 9803884), (16, 4901942), (32, 2450971), (89, 881248), (178, 440624), (356, 220312), (712, 110156), (1424, 55078), (2848, 27539)]