204202405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{743}}^1$

素因数の和:1041

約数の個数: 32

約数和(自身を含む): 282839040

約数和(自身を除く): 78636635

約数列:

[1, 5, 11, 19, 55, 95, 209, 263, 743, 1045, 1315, 2893, 3715, 4997, 8173, 14117, 14465, 24985, 40865, 54967, 70585, 155287, 195409, 274835, 776435, 977045, 2149499, 3712771, 10747495, 18563855, 40840481, 204202405]

約数ペア:

[(1, 204202405), (5, 40840481), (11, 18563855), (19, 10747495), (55, 3712771), (95, 2149499), (209, 977045), (263, 776435), (743, 274835), (1045, 195409), (1315, 155287), (2893, 70585), (3715, 54967), (4997, 40865), (8173, 24985), (14117, 14465)]