13308847475

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{21673}}^1$

素因数の和:21741

約数の個数: 72

約数和(自身を含む): 21446856480

約数和(自身を除く): 8138009005

約数列:

[1, 5, 7, 11, 25, 29, 35, 55, 77, 121, 145, 175, 203, 275, 319, 385, 605, 725, 847, 1015, 1595, 1925, 2233, 3025, 3509, 4235, 5075, 7975, 11165, 17545, 21175, 21673, 24563, 55825, 87725, 108365, 122815, 151711, 238403, 541825, 614075, 628517, 758555, 1192015, 1668821, 2622433, 3142585, 3792775, 4399619, 5960075, 6913687, 8344105, 13112165, 15712925, 18357031, 21998095, 34568435, 41720525, 48395809, 65560825, 76050557, 91785155, 109990475, 172842175, 241979045, 380252785, 458925775, 532353899, 1209895225, 1901263925, 2661769495, 13308847475]

約数ペア:

[(1, 13308847475), (5, 2661769495), (7, 1901263925), (11, 1209895225), (25, 532353899), (29, 458925775), (35, 380252785), (55, 241979045), (77, 172842175), (121, 109990475), (145, 91785155), (175, 76050557), (203, 65560825), (275, 48395809), (319, 41720525), (385, 34568435), (605, 21998095), (725, 18357031), (847, 15712925), (1015, 13112165), (1595, 8344105), (1925, 6913687), (2233, 5960075), (3025, 4399619), (3509, 3792775), (4235, 3142585), (5075, 2622433), (7975, 1668821), (11165, 1192015), (17545, 758555), (21175, 628517), (21673, 614075), (24563, 541825), (55825, 238403), (87725, 151711), (108365, 122815)]