2008152025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{2029}}^1$

素因数の和:2170

約数の個数: 48

約数和(自身を含む): 2809195200

約数和(自身を除く): 801043175

約数列:

[1, 5, 11, 25, 55, 59, 61, 275, 295, 305, 649, 671, 1475, 1525, 2029, 3245, 3355, 3599, 10145, 16225, 16775, 17995, 22319, 39589, 50725, 89975, 111595, 119711, 123769, 197945, 557975, 598555, 618845, 989725, 1316821, 1361459, 2992775, 3094225, 6584105, 6807295, 7302371, 32920525, 34036475, 36511855, 80326081, 182559275, 401630405, 2008152025]

約数ペア:

[(1, 2008152025), (5, 401630405), (11, 182559275), (25, 80326081), (55, 36511855), (59, 34036475), (61, 32920525), (275, 7302371), (295, 6807295), (305, 6584105), (649, 3094225), (671, 2992775), (1475, 1361459), (1525, 1316821), (2029, 989725), (3245, 618845), (3355, 598555), (3599, 557975), (10145, 197945), (16225, 123769), (16775, 119711), (17995, 111595), (22319, 89975), (39589, 50725)]