870864995

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:170

約数の個数: 128

約数和(自身を含む): 1480550400

約数和(自身を除く): 609685405

約数列:

[1, 5, 7, 11, 13, 35, 49, 53, 55, 65, 67, 77, 91, 143, 245, 265, 335, 343, 371, 385, 455, 469, 539, 583, 637, 689, 715, 737, 871, 1001, 1715, 1855, 2345, 2597, 2695, 2915, 3185, 3283, 3445, 3551, 3685, 3773, 4081, 4355, 4459, 4823, 5005, 5159, 6097, 7007, 7579, 9581, 12985, 16415, 17755, 18179, 18865, 20405, 22295, 22981, 24115, 24857, 25795, 28567, 30485, 33761, 35035, 36113, 37895, 39061, 42679, 46163, 47905, 49049, 53053, 67067, 90895, 114905, 124285, 142835, 168805, 173999, 180565, 195305, 199969, 213395, 230815, 236327, 245245, 252791, 265265, 273427, 298753, 323141, 335335, 371371, 469469, 507793, 869995, 999845, 1181635, 1217993, 1263955, 1367135, 1493765, 1615705, 1856855, 1913989, 2261987, 2347345, 2538965, 2599597, 3286283, 3554551, 6089965, 9569945, 11309935, 12997985, 13397923, 15833909, 16431415, 17772755, 24881857, 66989615, 79169545, 124409285, 174172999, 870864995]

約数ペア:

[(1, 870864995), (5, 174172999), (7, 124409285), (11, 79169545), (13, 66989615), (35, 24881857), (49, 17772755), (53, 16431415), (55, 15833909), (65, 13397923), (67, 12997985), (77, 11309935), (91, 9569945), (143, 6089965), (245, 3554551), (265, 3286283), (335, 2599597), (343, 2538965), (371, 2347345), (385, 2261987), (455, 1913989), (469, 1856855), (539, 1615705), (583, 1493765), (637, 1367135), (689, 1263955), (715, 1217993), (737, 1181635), (871, 999845), (1001, 869995), (1715, 507793), (1855, 469469), (2345, 371371), (2597, 335335), (2695, 323141), (2915, 298753), (3185, 273427), (3283, 265265), (3445, 252791), (3551, 245245), (3685, 236327), (3773, 230815), (4081, 213395), (4355, 199969), (4459, 195305), (4823, 180565), (5005, 173999), (5159, 168805), (6097, 142835), (7007, 124285), (7579, 114905), (9581, 90895), (12985, 67067), (16415, 53053), (17755, 49049), (18179, 47905), (18865, 46163), (20405, 42679), (22295, 39061), (22981, 37895), (24115, 36113), (24857, 35035), (25795, 33761), (28567, 30485)]