31283315

素因数分解:

$5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:109

約数の個数: 64

約数和(自身を含む): 49248000

約数和(自身を除く): 17964685

約数列:

[1, 5, 7, 17, 29, 35, 37, 49, 85, 119, 145, 185, 203, 245, 259, 343, 493, 595, 629, 833, 1015, 1073, 1295, 1421, 1715, 1813, 2465, 3145, 3451, 4165, 4403, 5365, 5831, 7105, 7511, 9065, 9947, 12691, 17255, 18241, 22015, 24157, 29155, 30821, 37555, 49735, 52577, 63455, 91205, 120785, 127687, 154105, 169099, 215747, 262885, 368039, 638435, 845495, 893809, 1078735, 1840195, 4469045, 6256663, 31283315]

約数ペア:

[(1, 31283315), (5, 6256663), (7, 4469045), (17, 1840195), (29, 1078735), (35, 893809), (37, 845495), (49, 638435), (85, 368039), (119, 262885), (145, 215747), (185, 169099), (203, 154105), (245, 127687), (259, 120785), (343, 91205), (493, 63455), (595, 52577), (629, 49735), (833, 37555), (1015, 30821), (1073, 29155), (1295, 24157), (1421, 22015), (1715, 18241), (1813, 17255), (2465, 12691), (3145, 9947), (3451, 9065), (4165, 7511), (4403, 7105), (5365, 5831)]