73673840

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{8941}}^1$

素因数の和:9057

約数の個数: 40

約数和(自身を含む): 172974048

約数和(自身を除く): 99300208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 8941, 17882, 35764, 44705, 71528, 89410, 143056, 178820, 357640, 715280, 920923, 1841846, 3683692, 4604615, 7367384, 9209230, 14734768, 18418460, 36836920, 73673840]

約数ペア:

[(1, 73673840), (2, 36836920), (4, 18418460), (5, 14734768), (8, 9209230), (10, 7367384), (16, 4604615), (20, 3683692), (40, 1841846), (80, 920923), (103, 715280), (206, 357640), (412, 178820), (515, 143056), (824, 89410), (1030, 71528), (1648, 44705), (2060, 35764), (4120, 17882), (8240, 8941)]