200620105

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 291755520

約数和(自身を除く): 91135415

約数列:

[1, 5, 7, 35, 37, 53, 79, 185, 259, 265, 371, 395, 553, 1295, 1369, 1855, 1961, 2765, 2923, 4187, 6845, 9583, 9805, 13727, 14615, 20461, 20935, 29309, 47915, 68635, 72557, 102305, 108151, 146545, 154919, 362785, 507899, 540755, 757057, 774595, 1084433, 2539495, 3785285, 5422165, 5732003, 28660015, 40124021, 200620105]

約数ペア:

[(1, 200620105), (5, 40124021), (7, 28660015), (35, 5732003), (37, 5422165), (53, 3785285), (79, 2539495), (185, 1084433), (259, 774595), (265, 757057), (371, 540755), (395, 507899), (553, 362785), (1295, 154919), (1369, 146545), (1855, 108151), (1961, 102305), (2765, 72557), (2923, 68635), (4187, 47915), (6845, 29309), (9583, 20935), (9805, 20461), (13727, 14615)]