67420864

素因数分解:

$2^6\times 7^2\times {\mathrm{21499}}^1$

素因数の和:21525

約数の個数: 42

約数和(自身を含む): 155638500

約数和(自身を除く): 88217636

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 21499, 42998, 85996, 150493, 171992, 300986, 343984, 601972, 687968, 1053451, 1203944, 1375936, 2106902, 2407888, 4213804, 4815776, 8427608, 9631552, 16855216, 33710432, 67420864]

約数ペア:

[(1, 67420864), (2, 33710432), (4, 16855216), (7, 9631552), (8, 8427608), (14, 4815776), (16, 4213804), (28, 2407888), (32, 2106902), (49, 1375936), (56, 1203944), (64, 1053451), (98, 687968), (112, 601972), (196, 343984), (224, 300986), (392, 171992), (448, 150493), (784, 85996), (1568, 42998), (3136, 21499)]