199966495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 260029440

約数和(自身を除く): 60062945

約数列:

[1, 5, 17, 85, 109, 113, 191, 545, 565, 955, 1853, 1921, 3247, 9265, 9605, 12317, 16235, 20819, 21583, 61585, 104095, 107915, 209389, 353923, 366911, 1046945, 1769615, 1834555, 2352547, 11762735, 39993299, 199966495]

約数ペア:

[(1, 199966495), (5, 39993299), (17, 11762735), (85, 2352547), (109, 1834555), (113, 1769615), (191, 1046945), (545, 366911), (565, 353923), (955, 209389), (1853, 107915), (1921, 104095), (3247, 61585), (9265, 21583), (9605, 20819), (12317, 16235)]