55080025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 95993856

約数和(自身を除く): 40913831

約数列:

[1, 5, 7, 11, 13, 25, 31, 35, 55, 65, 71, 77, 91, 143, 155, 175, 217, 275, 325, 341, 355, 385, 403, 455, 497, 715, 775, 781, 923, 1001, 1085, 1705, 1775, 1925, 2015, 2201, 2275, 2387, 2485, 2821, 3575, 3905, 4433, 4615, 5005, 5425, 5467, 6461, 8525, 10075, 10153, 11005, 11935, 12425, 14105, 15407, 19525, 22165, 23075, 24211, 25025, 27335, 28613, 31031, 32305, 50765, 55025, 59675, 70525, 71071, 77035, 110825, 121055, 136675, 143065, 155155, 161525, 169477, 200291, 253825, 314743, 355355, 385175, 605275, 715325, 775775, 847385, 1001455, 1573715, 1776775, 2203201, 4236925, 5007275, 7868575, 11016005, 55080025]

約数ペア:

[(1, 55080025), (5, 11016005), (7, 7868575), (11, 5007275), (13, 4236925), (25, 2203201), (31, 1776775), (35, 1573715), (55, 1001455), (65, 847385), (71, 775775), (77, 715325), (91, 605275), (143, 385175), (155, 355355), (175, 314743), (217, 253825), (275, 200291), (325, 169477), (341, 161525), (355, 155155), (385, 143065), (403, 136675), (455, 121055), (497, 110825), (715, 77035), (775, 71071), (781, 70525), (923, 59675), (1001, 55025), (1085, 50765), (1705, 32305), (1775, 31031), (1925, 28613), (2015, 27335), (2201, 25025), (2275, 24211), (2387, 23075), (2485, 22165), (2821, 19525), (3575, 15407), (3905, 14105), (4433, 12425), (4615, 11935), (5005, 11005), (5425, 10153), (5467, 10075), (6461, 8525)]