394640125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{16883}}^1$

素因数の和:16926

約数の個数: 32

約数和(自身を含む): 568923264

約数和(自身を除く): 174283139

約数列:

[1, 5, 11, 17, 25, 55, 85, 125, 187, 275, 425, 935, 1375, 2125, 4675, 16883, 23375, 84415, 185713, 287011, 422075, 928565, 1435055, 2110375, 3157121, 4642825, 7175275, 15785605, 23214125, 35876375, 78928025, 394640125]

約数ペア:

[(1, 394640125), (5, 78928025), (11, 35876375), (17, 23214125), (25, 15785605), (55, 7175275), (85, 4642825), (125, 3157121), (187, 2110375), (275, 1435055), (425, 928565), (935, 422075), (1375, 287011), (2125, 185713), (4675, 84415), (16883, 23375)]