78489765

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 153653760

約数和(自身を除く): 75163995

約数列:

[1, 3, 5, 9, 15, 17, 37, 45, 47, 51, 59, 85, 111, 141, 153, 177, 185, 235, 255, 295, 333, 423, 531, 555, 629, 705, 765, 799, 885, 1003, 1665, 1739, 1887, 2115, 2183, 2397, 2655, 2773, 3009, 3145, 3995, 5015, 5217, 5661, 6549, 7191, 8319, 8695, 9027, 9435, 10915, 11985, 13865, 15045, 15651, 19647, 24957, 26085, 28305, 29563, 32745, 35955, 37111, 41595, 45135, 47141, 78255, 88689, 98235, 102601, 111333, 124785, 141423, 147815, 185555, 235705, 266067, 307803, 333999, 424269, 443445, 513005, 556665, 707115, 923409, 1330335, 1539015, 1669995, 1744217, 2121345, 4617045, 5232651, 8721085, 15697953, 26163255, 78489765]

約数ペア:

[(1, 78489765), (3, 26163255), (5, 15697953), (9, 8721085), (15, 5232651), (17, 4617045), (37, 2121345), (45, 1744217), (47, 1669995), (51, 1539015), (59, 1330335), (85, 923409), (111, 707115), (141, 556665), (153, 513005), (177, 443445), (185, 424269), (235, 333999), (255, 307803), (295, 266067), (333, 235705), (423, 185555), (531, 147815), (555, 141423), (629, 124785), (705, 111333), (765, 102601), (799, 98235), (885, 88689), (1003, 78255), (1665, 47141), (1739, 45135), (1887, 41595), (2115, 37111), (2183, 35955), (2397, 32745), (2655, 29563), (2773, 28305), (3009, 26085), (3145, 24957), (3995, 19647), (5015, 15651), (5217, 15045), (5661, 13865), (6549, 11985), (7191, 10915), (8319, 9435), (8695, 9027)]