71372810

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{43787}}^1$

素因数の和:43957

約数の個数: 16

約数和(自身を含む): 129262176

約数和(自身を除く): 57889366

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 43787, 87574, 218935, 437870, 7137281, 14274562, 35686405, 71372810]

約数ペア:

[(1, 71372810), (2, 35686405), (5, 14274562), (10, 7137281), (163, 437870), (326, 218935), (815, 87574), (1630, 43787)]