208040635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 302330880

約数和(自身を除く): 94290245

約数列:

[1, 5, 11, 23, 29, 53, 55, 107, 115, 145, 253, 265, 319, 535, 583, 667, 1177, 1219, 1265, 1537, 1595, 2461, 2915, 3103, 3335, 5671, 5885, 6095, 7337, 7685, 12305, 13409, 15515, 16907, 27071, 28355, 34133, 35351, 36685, 62381, 67045, 71369, 84535, 130433, 135355, 164459, 170665, 176755, 311905, 356845, 388861, 652165, 785059, 822295, 1434763, 1809049, 1944305, 3782557, 3925295, 7173815, 9045245, 18912785, 41608127, 208040635]

約数ペア:

[(1, 208040635), (5, 41608127), (11, 18912785), (23, 9045245), (29, 7173815), (53, 3925295), (55, 3782557), (107, 1944305), (115, 1809049), (145, 1434763), (253, 822295), (265, 785059), (319, 652165), (535, 388861), (583, 356845), (667, 311905), (1177, 176755), (1219, 170665), (1265, 164459), (1537, 135355), (1595, 130433), (2461, 84535), (2915, 71369), (3103, 67045), (3335, 62381), (5671, 36685), (5885, 35351), (6095, 34133), (7337, 28355), (7685, 27071), (12305, 16907), (13409, 15515)]