82354545

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^3\times {\mathrm{17}}^1$

素因数の和:81

約数の個数: 144

約数和(自身を含む): 190466640

約数和(自身を除く): 108112095

約数列:

[1, 3, 5, 7, 9, 13, 15, 17, 21, 35, 39, 45, 49, 51, 63, 65, 85, 91, 105, 117, 119, 147, 153, 169, 195, 221, 245, 255, 273, 315, 357, 441, 455, 507, 585, 595, 637, 663, 735, 765, 819, 833, 845, 1071, 1105, 1183, 1365, 1521, 1547, 1785, 1911, 1989, 2197, 2205, 2499, 2535, 2873, 3185, 3315, 3549, 4095, 4165, 4641, 5355, 5733, 5915, 6591, 7497, 7605, 7735, 8281, 8619, 9555, 9945, 10647, 10829, 10985, 12495, 13923, 14365, 15379, 17745, 19773, 20111, 23205, 24843, 25857, 28665, 32487, 32955, 37349, 37485, 41405, 43095, 46137, 53235, 54145, 60333, 69615, 74529, 76895, 97461, 98865, 100555, 107653, 112047, 124215, 129285, 138411, 140777, 162435, 180999, 186745, 230685, 261443, 301665, 322959, 336141, 372645, 422331, 487305, 538265, 560235, 692055, 703885, 784329, 904995, 968877, 1266993, 1307215, 1614795, 1680705, 1830101, 2111655, 2352987, 3921645, 4844385, 5490303, 6334965, 9150505, 11764935, 16470909, 27451515, 82354545]

約数ペア:

[(1, 82354545), (3, 27451515), (5, 16470909), (7, 11764935), (9, 9150505), (13, 6334965), (15, 5490303), (17, 4844385), (21, 3921645), (35, 2352987), (39, 2111655), (45, 1830101), (49, 1680705), (51, 1614795), (63, 1307215), (65, 1266993), (85, 968877), (91, 904995), (105, 784329), (117, 703885), (119, 692055), (147, 560235), (153, 538265), (169, 487305), (195, 422331), (221, 372645), (245, 336141), (255, 322959), (273, 301665), (315, 261443), (357, 230685), (441, 186745), (455, 180999), (507, 162435), (585, 140777), (595, 138411), (637, 129285), (663, 124215), (735, 112047), (765, 107653), (819, 100555), (833, 98865), (845, 97461), (1071, 76895), (1105, 74529), (1183, 69615), (1365, 60333), (1521, 54145), (1547, 53235), (1785, 46137), (1911, 43095), (1989, 41405), (2197, 37485), (2205, 37349), (2499, 32955), (2535, 32487), (2873, 28665), (3185, 25857), (3315, 24843), (3549, 23205), (4095, 20111), (4165, 19773), (4641, 17745), (5355, 15379), (5733, 14365), (5915, 13923), (6591, 12495), (7497, 10985), (7605, 10829), (7735, 10647), (8281, 9945), (8619, 9555)]