133383275

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1999}}^1$

素因数の和:2183

約数の個数: 24

約数和(自身を含む): 176328000

約数和(自身を除く): 42944725

約数列:

[1, 5, 17, 25, 85, 157, 425, 785, 1999, 2669, 3925, 9995, 13345, 33983, 49975, 66725, 169915, 313843, 849575, 1569215, 5335331, 7846075, 26676655, 133383275]

約数ペア:

[(1, 133383275), (5, 26676655), (17, 7846075), (25, 5335331), (85, 1569215), (157, 849575), (425, 313843), (785, 169915), (1999, 66725), (2669, 49975), (3925, 33983), (9995, 13345)]