81908128

素因数分解:

$2^5\times {\mathrm{281}}^1\times {\mathrm{9109}}^1$

素因数の和:9400

約数の個数: 24

約数和(自身を含む): 161848260

約数和(自身を除く): 79940132

約数列:

[1, 2, 4, 8, 16, 32, 281, 562, 1124, 2248, 4496, 8992, 9109, 18218, 36436, 72872, 145744, 291488, 2559629, 5119258, 10238516, 20477032, 40954064, 81908128]

約数ペア:

[(1, 81908128), (2, 40954064), (4, 20477032), (8, 10238516), (16, 5119258), (32, 2559629), (281, 291488), (562, 145744), (1124, 72872), (2248, 36436), (4496, 18218), (8992, 9109)]