68045985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 145297152

約数和(自身を除く): 77251167

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 97, 105, 119, 131, 153, 255, 291, 315, 357, 393, 485, 595, 655, 679, 765, 873, 917, 1071, 1179, 1455, 1649, 1785, 1965, 2037, 2227, 2751, 3395, 4365, 4585, 4947, 5355, 5895, 6111, 6681, 8245, 8253, 10185, 11135, 11543, 12707, 13755, 14841, 15589, 20043, 24735, 30555, 33405, 34629, 38121, 41265, 46767, 57715, 63535, 74205, 77945, 88949, 100215, 103887, 114363, 140301, 173145, 190605, 216019, 233835, 266847, 444745, 519435, 571815, 648057, 701505, 800541, 1080095, 1334235, 1512133, 1944171, 3240285, 4002705, 4536399, 7560665, 9720855, 13609197, 22681995, 68045985]

約数ペア:

[(1, 68045985), (3, 22681995), (5, 13609197), (7, 9720855), (9, 7560665), (15, 4536399), (17, 4002705), (21, 3240285), (35, 1944171), (45, 1512133), (51, 1334235), (63, 1080095), (85, 800541), (97, 701505), (105, 648057), (119, 571815), (131, 519435), (153, 444745), (255, 266847), (291, 233835), (315, 216019), (357, 190605), (393, 173145), (485, 140301), (595, 114363), (655, 103887), (679, 100215), (765, 88949), (873, 77945), (917, 74205), (1071, 63535), (1179, 57715), (1455, 46767), (1649, 41265), (1785, 38121), (1965, 34629), (2037, 33405), (2227, 30555), (2751, 24735), (3395, 20043), (4365, 15589), (4585, 14841), (4947, 13755), (5355, 12707), (5895, 11543), (6111, 11135), (6681, 10185), (8245, 8253)]