25808220164

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{193}}^1\times {\mathrm{461}}^1\times {\mathrm{571}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 45935425536

約数和(自身を除く): 20127205372

約数列:

[1, 2, 4, 127, 193, 254, 386, 461, 508, 571, 772, 922, 1142, 1844, 2284, 24511, 49022, 58547, 72517, 88973, 98044, 110203, 117094, 145034, 177946, 220406, 234188, 263231, 290068, 355892, 440812, 526462, 1052924, 11299571, 13995781, 22599142, 27991562, 33430337, 45198284, 50803583, 55983124, 66860674, 101607166, 133721348, 203214332, 6452055041, 12904110082, 25808220164]

約数ペア:

[(1, 25808220164), (2, 12904110082), (4, 6452055041), (127, 203214332), (193, 133721348), (254, 101607166), (386, 66860674), (461, 55983124), (508, 50803583), (571, 45198284), (772, 33430337), (922, 27991562), (1142, 22599142), (1844, 13995781), (2284, 11299571), (24511, 1052924), (49022, 526462), (58547, 440812), (72517, 355892), (88973, 290068), (98044, 263231), (110203, 234188), (117094, 220406), (145034, 177946)]