68038875

素因数分解:

$3^2\times 5^3\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 123675552

約数和(自身を除く): 55636677

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 197, 225, 307, 375, 591, 921, 985, 1125, 1535, 1773, 2763, 2955, 4605, 4925, 7675, 8865, 13815, 14775, 23025, 24625, 38375, 44325, 60479, 69075, 73875, 115125, 181437, 221625, 302395, 345375, 544311, 907185, 1511975, 2721555, 4535925, 7559875, 13607775, 22679625, 68038875]

約数ペア:

[(1, 68038875), (3, 22679625), (5, 13607775), (9, 7559875), (15, 4535925), (25, 2721555), (45, 1511975), (75, 907185), (125, 544311), (197, 345375), (225, 302395), (307, 221625), (375, 181437), (591, 115125), (921, 73875), (985, 69075), (1125, 60479), (1535, 44325), (1773, 38375), (2763, 24625), (2955, 23025), (4605, 14775), (4925, 13815), (7675, 8865)]