81468070

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{354209}}^1$

素因数の和:354239

約数の個数: 16

約数和(自身を含む): 153018720

約数和(自身を除く): 71550650

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 354209, 708418, 1771045, 3542090, 8146807, 16293614, 40734035, 81468070]

約数ペア:

[(1, 81468070), (2, 40734035), (5, 16293614), (10, 8146807), (23, 3542090), (46, 1771045), (115, 708418), (230, 354209)]