309844225

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{541}}^1\times {\mathrm{739}}^1$

素因数の和:1321

約数の個数: 24

約数和(自身を含む): 397871360

約数和(自身を除く): 88027135

約数列:

[1, 5, 25, 31, 155, 541, 739, 775, 2705, 3695, 13525, 16771, 18475, 22909, 83855, 114545, 399799, 419275, 572725, 1998995, 9994975, 12393769, 61968845, 309844225]

約数ペア:

[(1, 309844225), (5, 61968845), (25, 12393769), (31, 9994975), (155, 1998995), (541, 572725), (739, 419275), (775, 399799), (2705, 114545), (3695, 83855), (13525, 22909), (16771, 18475)]