80798875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{809}}^1$

素因数の和:888

約数の個数: 32

約数和(自身を含む): 109175040

約数和(自身を除く): 28376165

約数列:

[1, 5, 17, 25, 47, 85, 125, 235, 425, 799, 809, 1175, 2125, 3995, 4045, 5875, 13753, 19975, 20225, 38023, 68765, 99875, 101125, 190115, 343825, 646391, 950575, 1719125, 3231955, 4752875, 16159775, 80798875]

約数ペア:

[(1, 80798875), (5, 16159775), (17, 4752875), (25, 3231955), (47, 1719125), (85, 950575), (125, 646391), (235, 343825), (425, 190115), (799, 101125), (809, 99875), (1175, 68765), (2125, 38023), (3995, 20225), (4045, 19975), (5875, 13753)]