2275775

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 3028080

約数和(自身を除く): 752305

約数列:

[1, 5, 25, 29, 43, 73, 145, 215, 365, 725, 1075, 1247, 1825, 2117, 3139, 6235, 10585, 15695, 31175, 52925, 78475, 91031, 455155, 2275775]

約数ペア:

[(1, 2275775), (5, 455155), (25, 91031), (29, 78475), (43, 52925), (73, 31175), (145, 15695), (215, 10585), (365, 6235), (725, 3139), (1075, 2117), (1247, 1825)]