38040475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 55710720

約数和(自身を除く): 17670245

約数列:

[1, 5, 11, 17, 25, 55, 79, 85, 103, 187, 275, 395, 425, 515, 869, 935, 1133, 1343, 1751, 1975, 2575, 4345, 4675, 5665, 6715, 8137, 8755, 14773, 19261, 21725, 28325, 33575, 40685, 43775, 73865, 89507, 96305, 138329, 203425, 369325, 447535, 481525, 691645, 1521619, 2237675, 3458225, 7608095, 38040475]

約数ペア:

[(1, 38040475), (5, 7608095), (11, 3458225), (17, 2237675), (25, 1521619), (55, 691645), (79, 481525), (85, 447535), (103, 369325), (187, 203425), (275, 138329), (395, 96305), (425, 89507), (515, 73865), (869, 43775), (935, 40685), (1133, 33575), (1343, 28325), (1751, 21725), (1975, 19261), (2575, 14773), (4345, 8755), (4675, 8137), (5665, 6715)]