72320320

素因数分解:

$2^6\times 5^1\times {\mathrm{226001}}^1$

素因数の和:226018

約数の個数: 28

約数和(自身を含む): 172213524

約数和(自身を除く): 99893204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 226001, 452002, 904004, 1130005, 1808008, 2260010, 3616016, 4520020, 7232032, 9040040, 14464064, 18080080, 36160160, 72320320]

約数ペア:

[(1, 72320320), (2, 36160160), (4, 18080080), (5, 14464064), (8, 9040040), (10, 7232032), (16, 4520020), (20, 3616016), (32, 2260010), (40, 1808008), (64, 1130005), (80, 904004), (160, 452002), (320, 226001)]