205272640

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5051}}^1$

素因数の和:5195

約数の個数: 56

約数和(自身を含む): 492751872

約数和(自身を除く): 287479232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 2032, 2540, 4064, 5051, 5080, 8128, 10102, 10160, 20204, 20320, 25255, 40408, 40640, 50510, 80816, 101020, 161632, 202040, 323264, 404080, 641477, 808160, 1282954, 1616320, 2565908, 3207385, 5131816, 6414770, 10263632, 12829540, 20527264, 25659080, 41054528, 51318160, 102636320, 205272640]

約数ペア:

[(1, 205272640), (2, 102636320), (4, 51318160), (5, 41054528), (8, 25659080), (10, 20527264), (16, 12829540), (20, 10263632), (32, 6414770), (40, 5131816), (64, 3207385), (80, 2565908), (127, 1616320), (160, 1282954), (254, 808160), (320, 641477), (508, 404080), (635, 323264), (1016, 202040), (1270, 161632), (2032, 101020), (2540, 80816), (4064, 50510), (5051, 40640), (5080, 40408), (8128, 25255), (10102, 20320), (10160, 20204)]