7201152080

素因数分解:

$2^4\times 5^1\times {\mathrm{90014401}}^1$

素因数の和:90014414

約数の個数: 20

約数和(自身を含む): 16742678772

約数和(自身を除く): 9541526692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 90014401, 180028802, 360057604, 450072005, 720115208, 900144010, 1440230416, 1800288020, 3600576040, 7201152080]

約数ペア:

[(1, 7201152080), (2, 3600576040), (4, 1800288020), (5, 1440230416), (8, 900144010), (10, 720115208), (16, 450072005), (20, 360057604), (40, 180028802), (80, 90014401)]