85362820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5479}}^1$

素因数の和:5548

約数の個数: 48

約数和(自身を含む): 193334400

約数和(自身を除く): 107971580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 5479, 7790, 10958, 15580, 21916, 27395, 54790, 104101, 109580, 208202, 224639, 416404, 449278, 520505, 898556, 1041010, 1123195, 2082020, 2246390, 4268141, 4492780, 8536282, 17072564, 21340705, 42681410, 85362820]

約数ペア:

[(1, 85362820), (2, 42681410), (4, 21340705), (5, 17072564), (10, 8536282), (19, 4492780), (20, 4268141), (38, 2246390), (41, 2082020), (76, 1123195), (82, 1041010), (95, 898556), (164, 520505), (190, 449278), (205, 416404), (380, 224639), (410, 208202), (779, 109580), (820, 104101), (1558, 54790), (3116, 27395), (3895, 21916), (5479, 15580), (7790, 10958)]