31061125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 42052608

約数和(自身を除く): 10991483

約数列:

[1, 5, 17, 25, 47, 85, 125, 235, 311, 425, 799, 1175, 1555, 2125, 3995, 5287, 5875, 7775, 14617, 19975, 26435, 38875, 73085, 99875, 132175, 248489, 365425, 660875, 1242445, 1827125, 6212225, 31061125]

約数ペア:

[(1, 31061125), (5, 6212225), (17, 1827125), (25, 1242445), (47, 660875), (85, 365425), (125, 248489), (235, 132175), (311, 99875), (425, 73085), (799, 38875), (1175, 26435), (1555, 19975), (2125, 14617), (3995, 7775), (5287, 5875)]