159565780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{9181}}^1$

素因数の和:9280

約数の個数: 48

約数和(自身を含む): 370218240

約数和(自身を除く): 210652460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 4345, 8690, 9181, 17380, 18362, 36724, 45905, 91810, 100991, 183620, 201982, 403964, 504955, 725299, 1009910, 1450598, 2019820, 2901196, 3626495, 7252990, 7978289, 14505980, 15956578, 31913156, 39891445, 79782890, 159565780]

約数ペア:

[(1, 159565780), (2, 79782890), (4, 39891445), (5, 31913156), (10, 15956578), (11, 14505980), (20, 7978289), (22, 7252990), (44, 3626495), (55, 2901196), (79, 2019820), (110, 1450598), (158, 1009910), (220, 725299), (316, 504955), (395, 403964), (790, 201982), (869, 183620), (1580, 100991), (1738, 91810), (3476, 45905), (4345, 36724), (8690, 18362), (9181, 17380)]