78592275

素因数分解:

$3^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{761}}^1$

素因数の和:803

約数の個数: 72

約数和(自身を含む): 154771344

約数和(自身を除く): 76179069

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 81, 85, 135, 153, 225, 243, 255, 405, 425, 459, 675, 761, 765, 1215, 1275, 1377, 2025, 2283, 2295, 3805, 3825, 4131, 6075, 6849, 6885, 11415, 11475, 12937, 19025, 20547, 20655, 34245, 34425, 38811, 57075, 61641, 64685, 102735, 103275, 116433, 171225, 184923, 194055, 308205, 323425, 349299, 513675, 582165, 924615, 970275, 1047897, 1541025, 1746495, 2910825, 3143691, 4623075, 5239485, 8732475, 15718455, 26197425, 78592275]

約数ペア:

[(1, 78592275), (3, 26197425), (5, 15718455), (9, 8732475), (15, 5239485), (17, 4623075), (25, 3143691), (27, 2910825), (45, 1746495), (51, 1541025), (75, 1047897), (81, 970275), (85, 924615), (135, 582165), (153, 513675), (225, 349299), (243, 323425), (255, 308205), (405, 194055), (425, 184923), (459, 171225), (675, 116433), (761, 103275), (765, 102735), (1215, 64685), (1275, 61641), (1377, 57075), (2025, 38811), (2283, 34425), (2295, 34245), (3805, 20655), (3825, 20547), (4131, 19025), (6075, 12937), (6849, 11475), (6885, 11415)]