81245312

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{37337}}^1$

素因数の和:37368

約数の個数: 32

約数和(自身を含む): 171381420

約数和(自身を除く): 90136108

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 37337, 74674, 149348, 298696, 597392, 634729, 1194784, 1269458, 2389568, 2538916, 4779136, 5077832, 10155664, 20311328, 40622656, 81245312]

約数ペア:

[(1, 81245312), (2, 40622656), (4, 20311328), (8, 10155664), (16, 5077832), (17, 4779136), (32, 2538916), (34, 2389568), (64, 1269458), (68, 1194784), (128, 634729), (136, 597392), (272, 298696), (544, 149348), (1088, 74674), (2176, 37337)]