263072045

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{677}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 343664640

約数和(自身を除く): 80592595

約数列:

[1, 5, 23, 31, 109, 115, 155, 545, 677, 713, 2507, 3379, 3385, 3565, 12535, 15571, 16895, 20987, 73793, 77717, 77855, 104935, 368965, 388585, 482701, 1697239, 2287583, 2413505, 8486195, 11437915, 52614409, 263072045]

約数ペア:

[(1, 263072045), (5, 52614409), (23, 11437915), (31, 8486195), (109, 2413505), (115, 2287583), (155, 1697239), (545, 482701), (677, 388585), (713, 368965), (2507, 104935), (3379, 77855), (3385, 77717), (3565, 73793), (12535, 20987), (15571, 16895)]