81109312

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{587}}^1$

素因数の和:743

約数の個数: 56

約数和(自身を含む): 172053504

約数和(自身を除く): 90944192

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 127, 136, 254, 272, 508, 544, 587, 1016, 1088, 1174, 2032, 2159, 2348, 4064, 4318, 4696, 8128, 8636, 9392, 9979, 17272, 18784, 19958, 34544, 37568, 39916, 69088, 74549, 79832, 138176, 149098, 159664, 298196, 319328, 596392, 638656, 1192784, 1267333, 2385568, 2534666, 4771136, 5069332, 10138664, 20277328, 40554656, 81109312]

約数ペア:

[(1, 81109312), (2, 40554656), (4, 20277328), (8, 10138664), (16, 5069332), (17, 4771136), (32, 2534666), (34, 2385568), (64, 1267333), (68, 1192784), (127, 638656), (136, 596392), (254, 319328), (272, 298196), (508, 159664), (544, 149098), (587, 138176), (1016, 79832), (1088, 74549), (1174, 69088), (2032, 39916), (2159, 37568), (2348, 34544), (4064, 19958), (4318, 18784), (4696, 17272), (8128, 9979), (8636, 9392)]