52947775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 74995200

約数和(自身を除く): 22047425

約数列:

[1, 5, 17, 19, 25, 79, 83, 85, 95, 323, 395, 415, 425, 475, 1343, 1411, 1501, 1577, 1615, 1975, 2075, 6557, 6715, 7055, 7505, 7885, 8075, 25517, 26809, 32785, 33575, 35275, 37525, 39425, 111469, 124583, 127585, 134045, 163925, 557345, 622915, 637925, 670225, 2117911, 2786725, 3114575, 10589555, 52947775]

約数ペア:

[(1, 52947775), (5, 10589555), (17, 3114575), (19, 2786725), (25, 2117911), (79, 670225), (83, 637925), (85, 622915), (95, 557345), (323, 163925), (395, 134045), (415, 127585), (425, 124583), (475, 111469), (1343, 39425), (1411, 37525), (1501, 35275), (1577, 33575), (1615, 32785), (1975, 26809), (2075, 25517), (6557, 8075), (6715, 7885), (7055, 7505)]