155215160

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{8101}}^1$

素因数の和:8591

約数の個数: 32

約数和(自身を含む): 350006400

約数和(自身を除く): 194791240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1916, 2395, 3832, 4790, 8101, 9580, 16202, 19160, 32404, 40505, 64808, 81010, 162020, 324040, 3880379, 7760758, 15521516, 19401895, 31043032, 38803790, 77607580, 155215160]

約数ペア:

[(1, 155215160), (2, 77607580), (4, 38803790), (5, 31043032), (8, 19401895), (10, 15521516), (20, 7760758), (40, 3880379), (479, 324040), (958, 162020), (1916, 81010), (2395, 64808), (3832, 40505), (4790, 32404), (8101, 19160), (9580, 16202)]