71328940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{1087}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 159570432

約数和(自身を除く): 88241492

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 193, 340, 386, 772, 965, 1087, 1930, 2174, 3281, 3860, 4348, 5435, 6562, 10870, 13124, 16405, 18479, 21740, 32810, 36958, 65620, 73916, 92395, 184790, 209791, 369580, 419582, 839164, 1048955, 2097910, 3566447, 4195820, 7132894, 14265788, 17832235, 35664470, 71328940]

約数ペア:

[(1, 71328940), (2, 35664470), (4, 17832235), (5, 14265788), (10, 7132894), (17, 4195820), (20, 3566447), (34, 2097910), (68, 1048955), (85, 839164), (170, 419582), (193, 369580), (340, 209791), (386, 184790), (772, 92395), (965, 73916), (1087, 65620), (1930, 36958), (2174, 32810), (3281, 21740), (3860, 18479), (4348, 16405), (5435, 13124), (6562, 10870)]