81098432

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1$

素因数の和:729

約数の個数: 56

約数和(自身を含む): 171998640

約数和(自身を除く): 90900208

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 131, 136, 262, 272, 524, 544, 569, 1048, 1088, 1138, 2096, 2227, 2276, 4192, 4454, 4552, 8384, 8908, 9104, 9673, 17816, 18208, 19346, 35632, 36416, 38692, 71264, 74539, 77384, 142528, 149078, 154768, 298156, 309536, 596312, 619072, 1192624, 1267163, 2385248, 2534326, 4770496, 5068652, 10137304, 20274608, 40549216, 81098432]

約数ペア:

[(1, 81098432), (2, 40549216), (4, 20274608), (8, 10137304), (16, 5068652), (17, 4770496), (32, 2534326), (34, 2385248), (64, 1267163), (68, 1192624), (131, 619072), (136, 596312), (262, 309536), (272, 298156), (524, 154768), (544, 149078), (569, 142528), (1048, 77384), (1088, 74539), (1138, 71264), (2096, 38692), (2227, 36416), (2276, 35632), (4192, 19346), (4454, 18208), (4552, 17816), (8384, 9673), (8908, 9104)]