25327790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{389}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 48522240

約数和(自身を除く): 23194450

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 383, 389, 766, 778, 1915, 1945, 3830, 3890, 6511, 6613, 13022, 13226, 32555, 33065, 65110, 66130, 148987, 297974, 744935, 1489870, 2532779, 5065558, 12663895, 25327790]

約数ペア:

[(1, 25327790), (2, 12663895), (5, 5065558), (10, 2532779), (17, 1489870), (34, 744935), (85, 297974), (170, 148987), (383, 66130), (389, 65110), (766, 33065), (778, 32555), (1915, 13226), (1945, 13022), (3830, 6613), (3890, 6511)]