85689945

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{599}}^1$

素因数の和:655

約数の個数: 72

約数和(自身を含む): 172411200

約数和(自身を除く): 86721255

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 289, 495, 561, 599, 765, 867, 935, 1445, 1683, 1797, 2601, 2805, 2995, 3179, 4335, 5391, 6589, 8415, 8985, 9537, 10183, 13005, 15895, 19767, 26955, 28611, 30549, 32945, 47685, 50915, 59301, 91647, 98835, 112013, 143055, 152745, 173111, 296505, 336039, 458235, 519333, 560065, 865555, 1008117, 1557999, 1680195, 1904221, 2596665, 5040585, 5712663, 7789995, 9521105, 17137989, 28563315, 85689945]

約数ペア:

[(1, 85689945), (3, 28563315), (5, 17137989), (9, 9521105), (11, 7789995), (15, 5712663), (17, 5040585), (33, 2596665), (45, 1904221), (51, 1680195), (55, 1557999), (85, 1008117), (99, 865555), (153, 560065), (165, 519333), (187, 458235), (255, 336039), (289, 296505), (495, 173111), (561, 152745), (599, 143055), (765, 112013), (867, 98835), (935, 91647), (1445, 59301), (1683, 50915), (1797, 47685), (2601, 32945), (2805, 30549), (2995, 28611), (3179, 26955), (4335, 19767), (5391, 15895), (6589, 13005), (8415, 10183), (8985, 9537)]