79781020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{15767}}^1$

素因数の和:15810

約数の個数: 48

約数和(自身を含む): 190729728

約数和(自身を除く): 110948708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 15767, 31534, 63068, 78835, 157670, 173437, 315340, 346874, 362641, 693748, 725282, 867185, 1450564, 1734370, 1813205, 3468740, 3626410, 3989051, 7252820, 7978102, 15956204, 19945255, 39890510, 79781020]

約数ペア:

[(1, 79781020), (2, 39890510), (4, 19945255), (5, 15956204), (10, 7978102), (11, 7252820), (20, 3989051), (22, 3626410), (23, 3468740), (44, 1813205), (46, 1734370), (55, 1450564), (92, 867185), (110, 725282), (115, 693748), (220, 362641), (230, 346874), (253, 315340), (460, 173437), (506, 157670), (1012, 78835), (1265, 63068), (2530, 31534), (5060, 15767)]