200640415

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 259200000

約数和(自身を除く): 58559585

約数列:

[1, 5, 29, 47, 59, 145, 235, 295, 499, 1363, 1711, 2495, 2773, 6815, 8555, 13865, 14471, 23453, 29441, 72355, 80417, 117265, 147205, 402085, 680137, 853789, 1383727, 3400685, 4268945, 6918635, 40128083, 200640415]

約数ペア:

[(1, 200640415), (5, 40128083), (29, 6918635), (47, 4268945), (59, 3400685), (145, 1383727), (235, 853789), (295, 680137), (499, 402085), (1363, 147205), (1711, 117265), (2495, 80417), (2773, 72355), (6815, 29441), (8555, 23453), (13865, 14471)]