80489475

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1913}}^1$

素因数の和:1957

約数の個数: 72

約数和(自身を含む): 166609872

約数和(自身を除く): 86120397

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 33, 45, 51, 55, 75, 85, 99, 153, 165, 187, 225, 255, 275, 425, 495, 561, 765, 825, 935, 1275, 1683, 1913, 2475, 2805, 3825, 4675, 5739, 8415, 9565, 14025, 17217, 21043, 28695, 32521, 42075, 47825, 63129, 86085, 97563, 105215, 143475, 162605, 189387, 292689, 315645, 357731, 430425, 487815, 526075, 813025, 946935, 1073193, 1463445, 1578225, 1788655, 2439075, 3219579, 4734675, 5365965, 7317225, 8943275, 16097895, 26829825, 80489475]

約数ペア:

[(1, 80489475), (3, 26829825), (5, 16097895), (9, 8943275), (11, 7317225), (15, 5365965), (17, 4734675), (25, 3219579), (33, 2439075), (45, 1788655), (51, 1578225), (55, 1463445), (75, 1073193), (85, 946935), (99, 813025), (153, 526075), (165, 487815), (187, 430425), (225, 357731), (255, 315645), (275, 292689), (425, 189387), (495, 162605), (561, 143475), (765, 105215), (825, 97563), (935, 86085), (1275, 63129), (1683, 47825), (1913, 42075), (2475, 32521), (2805, 28695), (3825, 21043), (4675, 17217), (5739, 14025), (8415, 9565)]