1977940085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{7937}}^1$

素因数の和:8173

約数の個数: 32

約数和(自身を含む): 2715939072

約数和(自身を除く): 737998987

約数列:

[1, 5, 11, 23, 55, 115, 197, 253, 985, 1265, 2167, 4531, 7937, 10835, 22655, 39685, 49841, 87307, 182551, 249205, 436535, 912755, 1563589, 2008061, 7817945, 10040305, 17199479, 35962547, 85997395, 179812735, 395588017, 1977940085]

約数ペア:

[(1, 1977940085), (5, 395588017), (11, 179812735), (23, 85997395), (55, 35962547), (115, 17199479), (197, 10040305), (253, 7817945), (985, 2008061), (1265, 1563589), (2167, 912755), (4531, 436535), (7937, 249205), (10835, 182551), (22655, 87307), (39685, 49841)]