201378745

素因数分解:

$5^1\times {\mathrm{271}}^1\times {\mathrm{331}}^1\times {\mathrm{449}}^1$

素因数の和:1056

約数の個数: 16

約数和(自身を含む): 243820800

約数和(自身を除く): 42442055

約数列:

[1, 5, 271, 331, 449, 1355, 1655, 2245, 89701, 121679, 148619, 448505, 608395, 743095, 40275749, 201378745]

約数ペア:

[(1, 201378745), (5, 40275749), (271, 743095), (331, 608395), (449, 448505), (1355, 148619), (1655, 121679), (2245, 89701)]