26280045

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:392

約数の個数: 80

約数和(自身を含む): 54571968

約数和(自身を除く): 28291923

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 51, 55, 81, 85, 99, 135, 153, 165, 187, 255, 297, 347, 405, 459, 495, 561, 765, 891, 935, 1041, 1377, 1485, 1683, 1735, 2295, 2805, 3123, 3817, 4455, 5049, 5205, 5899, 6885, 8415, 9369, 11451, 15147, 15615, 17697, 19085, 25245, 28107, 29495, 34353, 46845, 53091, 57255, 64889, 75735, 88485, 103059, 140535, 159273, 171765, 194667, 265455, 309177, 324445, 477819, 515295, 584001, 796365, 973335, 1545885, 1752003, 2389095, 2920005, 5256009, 8760015, 26280045]

約数ペア:

[(1, 26280045), (3, 8760015), (5, 5256009), (9, 2920005), (11, 2389095), (15, 1752003), (17, 1545885), (27, 973335), (33, 796365), (45, 584001), (51, 515295), (55, 477819), (81, 324445), (85, 309177), (99, 265455), (135, 194667), (153, 171765), (165, 159273), (187, 140535), (255, 103059), (297, 88485), (347, 75735), (405, 64889), (459, 57255), (495, 53091), (561, 46845), (765, 34353), (891, 29495), (935, 28107), (1041, 25245), (1377, 19085), (1485, 17697), (1683, 15615), (1735, 15147), (2295, 11451), (2805, 9369), (3123, 8415), (3817, 6885), (4455, 5899), (5049, 5205)]