79721968

素因数分解:

$2^4\times {\mathrm{547}}^1\times {\mathrm{9109}}^1$

素因数の和:9664

約数の個数: 20

約数和(自身を含む): 154760680

約数和(自身を除く): 75038712

約数列:

[1, 2, 4, 8, 16, 547, 1094, 2188, 4376, 8752, 9109, 18218, 36436, 72872, 145744, 4982623, 9965246, 19930492, 39860984, 79721968]

約数ペア:

[(1, 79721968), (2, 39860984), (4, 19930492), (8, 9965246), (16, 4982623), (547, 145744), (1094, 72872), (2188, 36436), (4376, 18218), (8752, 9109)]