200409175

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 274268160

約数和(自身を除く): 73858985

約数列:

[1, 5, 17, 25, 47, 79, 85, 127, 235, 395, 425, 635, 799, 1175, 1343, 1975, 2159, 3175, 3713, 3995, 5969, 6715, 10033, 10795, 18565, 19975, 29845, 33575, 50165, 53975, 63121, 92825, 101473, 149225, 170561, 250825, 315605, 471551, 507365, 852805, 1578025, 2357755, 2536825, 4264025, 8016367, 11788775, 40081835, 200409175]

約数ペア:

[(1, 200409175), (5, 40081835), (17, 11788775), (25, 8016367), (47, 4264025), (79, 2536825), (85, 2357755), (127, 1578025), (235, 852805), (395, 507365), (425, 471551), (635, 315605), (799, 250825), (1175, 170561), (1343, 149225), (1975, 101473), (2159, 92825), (3175, 63121), (3713, 53975), (3995, 50165), (5969, 33575), (6715, 29845), (10033, 19975), (10795, 18565)]