80656004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{103}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 172081728

約数和(自身を除く): 91425724

約数列:

[1, 2, 4, 11, 13, 22, 26, 37, 44, 52, 74, 103, 143, 148, 206, 286, 407, 412, 481, 572, 814, 962, 1133, 1339, 1369, 1628, 1924, 2266, 2678, 2738, 3811, 4532, 5291, 5356, 5476, 7622, 10582, 14729, 15059, 15244, 17797, 21164, 29458, 30118, 35594, 41921, 49543, 58916, 60236, 71188, 83842, 99086, 141007, 167684, 195767, 198172, 282014, 391534, 544973, 564028, 783068, 1089946, 1551077, 1833091, 2179892, 3102154, 3666182, 6204308, 7332364, 20164001, 40328002, 80656004]

約数ペア:

[(1, 80656004), (2, 40328002), (4, 20164001), (11, 7332364), (13, 6204308), (22, 3666182), (26, 3102154), (37, 2179892), (44, 1833091), (52, 1551077), (74, 1089946), (103, 783068), (143, 564028), (148, 544973), (206, 391534), (286, 282014), (407, 198172), (412, 195767), (481, 167684), (572, 141007), (814, 99086), (962, 83842), (1133, 71188), (1339, 60236), (1369, 58916), (1628, 49543), (1924, 41921), (2266, 35594), (2678, 30118), (2738, 29458), (3811, 21164), (4532, 17797), (5291, 15244), (5356, 15059), (5476, 14729), (7622, 10582)]