200811285

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{991}}^1$

素因数の和:1103

約数の個数: 64

約数和(自身を含む): 380928000

約数和(自身を除く): 180116715

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 79, 95, 135, 171, 237, 285, 395, 513, 711, 855, 991, 1185, 1501, 2133, 2565, 2973, 3555, 4503, 4955, 7505, 8919, 10665, 13509, 14865, 18829, 22515, 26757, 40527, 44595, 56487, 67545, 78289, 94145, 133785, 169461, 202635, 234867, 282435, 391445, 508383, 704601, 847305, 1174335, 1487491, 2113803, 2541915, 3523005, 4462473, 7437455, 10569015, 13387419, 22312365, 40162257, 66937095, 200811285]

約数ペア:

[(1, 200811285), (3, 66937095), (5, 40162257), (9, 22312365), (15, 13387419), (19, 10569015), (27, 7437455), (45, 4462473), (57, 3523005), (79, 2541915), (95, 2113803), (135, 1487491), (171, 1174335), (237, 847305), (285, 704601), (395, 508383), (513, 391445), (711, 282435), (855, 234867), (991, 202635), (1185, 169461), (1501, 133785), (2133, 94145), (2565, 78289), (2973, 67545), (3555, 56487), (4503, 44595), (4955, 40527), (7505, 26757), (8919, 22515), (10665, 18829), (13509, 14865)]