81647136

素因数分解:

$2^5\times 3^3\times {\mathrm{53}}^1\times {\mathrm{1783}}^1$

素因数の和:1855

約数の個数: 96

約数和(自身を含む): 242766720

約数和(自身を除く): 161119584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 53, 54, 72, 96, 106, 108, 144, 159, 212, 216, 288, 318, 424, 432, 477, 636, 848, 864, 954, 1272, 1431, 1696, 1783, 1908, 2544, 2862, 3566, 3816, 5088, 5349, 5724, 7132, 7632, 10698, 11448, 14264, 15264, 16047, 21396, 22896, 28528, 32094, 42792, 45792, 48141, 57056, 64188, 85584, 94499, 96282, 128376, 171168, 188998, 192564, 256752, 283497, 377996, 385128, 513504, 566994, 755992, 770256, 850491, 1133988, 1511984, 1540512, 1700982, 2267976, 2551473, 3023968, 3401964, 4535952, 5102946, 6803928, 9071904, 10205892, 13607856, 20411784, 27215712, 40823568, 81647136]

約数ペア:

[(1, 81647136), (2, 40823568), (3, 27215712), (4, 20411784), (6, 13607856), (8, 10205892), (9, 9071904), (12, 6803928), (16, 5102946), (18, 4535952), (24, 3401964), (27, 3023968), (32, 2551473), (36, 2267976), (48, 1700982), (53, 1540512), (54, 1511984), (72, 1133988), (96, 850491), (106, 770256), (108, 755992), (144, 566994), (159, 513504), (212, 385128), (216, 377996), (288, 283497), (318, 256752), (424, 192564), (432, 188998), (477, 171168), (636, 128376), (848, 96282), (864, 94499), (954, 85584), (1272, 64188), (1431, 57056), (1696, 48141), (1783, 45792), (1908, 42792), (2544, 32094), (2862, 28528), (3566, 22896), (3816, 21396), (5088, 16047), (5349, 15264), (5724, 14264), (7132, 11448), (7632, 10698)]