77884225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{457}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 102736728

約数和(自身を除く): 24852503

約数列:

[1, 5, 17, 25, 85, 401, 425, 457, 2005, 2285, 6817, 7769, 10025, 11425, 34085, 38845, 170425, 183257, 194225, 916285, 3115369, 4581425, 15576845, 77884225]

約数ペア:

[(1, 77884225), (5, 15576845), (17, 4581425), (25, 3115369), (85, 916285), (401, 194225), (425, 183257), (457, 170425), (2005, 38845), (2285, 34085), (6817, 11425), (7769, 10025)]