84004225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 118385280

約数和(自身を除く): 34381055

約数列:

[1, 5, 17, 19, 25, 85, 95, 101, 103, 323, 425, 475, 505, 515, 1615, 1717, 1751, 1919, 1957, 2525, 2575, 8075, 8585, 8755, 9595, 9785, 10403, 32623, 33269, 42925, 43775, 47975, 48925, 52015, 163115, 166345, 176851, 197657, 260075, 815575, 831725, 884255, 988285, 3360169, 4421275, 4941425, 16800845, 84004225]

約数ペア:

[(1, 84004225), (5, 16800845), (17, 4941425), (19, 4421275), (25, 3360169), (85, 988285), (95, 884255), (101, 831725), (103, 815575), (323, 260075), (425, 197657), (475, 176851), (505, 166345), (515, 163115), (1615, 52015), (1717, 48925), (1751, 47975), (1919, 43775), (1957, 42925), (2525, 33269), (2575, 32623), (8075, 10403), (8585, 9785), (8755, 9595)]