1549127680

素因数分解:

$2^{12}\times 5^1\times {\mathrm{75641}}^1$

素因数の和:75670

約数の個数: 52

約数和(自身を含む): 3717501732

約数和(自身を除く): 2168374052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 5120, 10240, 20480, 75641, 151282, 302564, 378205, 605128, 756410, 1210256, 1512820, 2420512, 3025640, 4841024, 6051280, 9682048, 12102560, 19364096, 24205120, 38728192, 48410240, 77456384, 96820480, 154912768, 193640960, 309825536, 387281920, 774563840, 1549127680]

約数ペア:

[(1, 1549127680), (2, 774563840), (4, 387281920), (5, 309825536), (8, 193640960), (10, 154912768), (16, 96820480), (20, 77456384), (32, 48410240), (40, 38728192), (64, 24205120), (80, 19364096), (128, 12102560), (160, 9682048), (256, 6051280), (320, 4841024), (512, 3025640), (640, 2420512), (1024, 1512820), (1280, 1210256), (2048, 756410), (2560, 605128), (4096, 378205), (5120, 302564), (10240, 151282), (20480, 75641)]