208293895

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 264176640

約数和(自身を除く): 55882745

約数列:

[1, 5, 47, 59, 83, 181, 235, 295, 415, 905, 2773, 3901, 4897, 8507, 10679, 13865, 15023, 19505, 24485, 42535, 53395, 75115, 230159, 501913, 706081, 886357, 1150795, 2509565, 3530405, 4431785, 41658779, 208293895]

約数ペア:

[(1, 208293895), (5, 41658779), (47, 4431785), (59, 3530405), (83, 2509565), (181, 1150795), (235, 886357), (295, 706081), (415, 501913), (905, 230159), (2773, 75115), (3901, 53395), (4897, 42535), (8507, 24485), (10679, 19505), (13865, 15023)]