102658280

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{5227}}^1$

素因数の和:5729

約数の個数: 32

約数和(自身を含む): 231495840

約数和(自身を除く): 128837560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 3928, 4910, 5227, 9820, 10454, 19640, 20908, 26135, 41816, 52270, 104540, 209080, 2566457, 5132914, 10265828, 12832285, 20531656, 25664570, 51329140, 102658280]

約数ペア:

[(1, 102658280), (2, 51329140), (4, 25664570), (5, 20531656), (8, 12832285), (10, 10265828), (20, 5132914), (40, 2566457), (491, 209080), (982, 104540), (1964, 52270), (2455, 41816), (3928, 26135), (4910, 20908), (5227, 19640), (9820, 10454)]