85855185

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 173365920

約数和(自身を除く): 87510735

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 89, 97, 117, 153, 195, 221, 255, 267, 291, 445, 485, 585, 663, 765, 801, 873, 1105, 1157, 1261, 1335, 1455, 1513, 1649, 1989, 3315, 3471, 3783, 4005, 4365, 4539, 4947, 5785, 6305, 7565, 8245, 8633, 9945, 10413, 11349, 13617, 14841, 17355, 18915, 19669, 21437, 22695, 24735, 25899, 43165, 52065, 56745, 59007, 64311, 68085, 74205, 77697, 98345, 107185, 112229, 129495, 146761, 177021, 192933, 295035, 321555, 336687, 388485, 440283, 561145, 733805, 885105, 964665, 1010061, 1320849, 1683435, 1907893, 2201415, 5050305, 5723679, 6604245, 9539465, 17171037, 28618395, 85855185]

約数ペア:

[(1, 85855185), (3, 28618395), (5, 17171037), (9, 9539465), (13, 6604245), (15, 5723679), (17, 5050305), (39, 2201415), (45, 1907893), (51, 1683435), (65, 1320849), (85, 1010061), (89, 964665), (97, 885105), (117, 733805), (153, 561145), (195, 440283), (221, 388485), (255, 336687), (267, 321555), (291, 295035), (445, 192933), (485, 177021), (585, 146761), (663, 129495), (765, 112229), (801, 107185), (873, 98345), (1105, 77697), (1157, 74205), (1261, 68085), (1335, 64311), (1455, 59007), (1513, 56745), (1649, 52065), (1989, 43165), (3315, 25899), (3471, 24735), (3783, 22695), (4005, 21437), (4365, 19669), (4539, 18915), (4947, 17355), (5785, 14841), (6305, 13617), (7565, 11349), (8245, 10413), (8633, 9945)]