78098864

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{68749}}^1$

素因数の和:68828

約数の個数: 20

約数和(自身を含む): 153450000

約数和(自身を除く): 75351136

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 68749, 137498, 274996, 549992, 1099984, 4881179, 9762358, 19524716, 39049432, 78098864]

約数ペア:

[(1, 78098864), (2, 39049432), (4, 19524716), (8, 9762358), (16, 4881179), (71, 1099984), (142, 549992), (284, 274996), (568, 137498), (1136, 68749)]