68813072

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{100019}}^1$

素因数の和:100070

約数の個数: 20

約数和(自身を含む): 136427280

約数和(自身を除く): 67614208

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 100019, 200038, 400076, 800152, 1600304, 4300817, 8601634, 17203268, 34406536, 68813072]

約数ペア:

[(1, 68813072), (2, 34406536), (4, 17203268), (8, 8601634), (16, 4300817), (43, 1600304), (86, 800152), (172, 400076), (344, 200038), (688, 100019)]