55718860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5651}}^1$

素因数の和:5706

約数の個数: 48

約数和(自身を含む): 128187360

約数和(自身を除く): 72468500

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 4930, 5651, 9860, 11302, 22604, 28255, 56510, 96067, 113020, 163879, 192134, 327758, 384268, 480335, 655516, 819395, 960670, 1638790, 1921340, 2785943, 3277580, 5571886, 11143772, 13929715, 27859430, 55718860]

約数ペア:

[(1, 55718860), (2, 27859430), (4, 13929715), (5, 11143772), (10, 5571886), (17, 3277580), (20, 2785943), (29, 1921340), (34, 1638790), (58, 960670), (68, 819395), (85, 655516), (116, 480335), (145, 384268), (170, 327758), (290, 192134), (340, 163879), (493, 113020), (580, 96067), (986, 56510), (1972, 28255), (2465, 22604), (4930, 11302), (5651, 9860)]