208091325

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:331

約数の個数: 96

約数和(自身を含む): 399974400

約数和(自身を除く): 191883075

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 47, 57, 65, 75, 95, 141, 195, 235, 239, 247, 285, 325, 475, 611, 705, 717, 741, 893, 975, 1175, 1195, 1235, 1425, 1833, 2679, 3055, 3107, 3525, 3585, 3705, 4465, 4541, 5975, 6175, 9165, 9321, 11233, 11609, 13395, 13623, 15275, 15535, 17925, 18525, 22325, 22705, 33699, 34827, 45825, 46605, 56165, 58045, 59033, 66975, 68115, 77675, 113525, 146029, 168495, 174135, 177099, 213427, 233025, 280825, 290225, 295165, 340575, 438087, 640281, 730145, 842475, 870675, 885495, 1067135, 1475825, 2190435, 2774551, 3201405, 3650725, 4427475, 5335675, 8323653, 10952175, 13872755, 16007025, 41618265, 69363775, 208091325]

約数ペア:

[(1, 208091325), (3, 69363775), (5, 41618265), (13, 16007025), (15, 13872755), (19, 10952175), (25, 8323653), (39, 5335675), (47, 4427475), (57, 3650725), (65, 3201405), (75, 2774551), (95, 2190435), (141, 1475825), (195, 1067135), (235, 885495), (239, 870675), (247, 842475), (285, 730145), (325, 640281), (475, 438087), (611, 340575), (705, 295165), (717, 290225), (741, 280825), (893, 233025), (975, 213427), (1175, 177099), (1195, 174135), (1235, 168495), (1425, 146029), (1833, 113525), (2679, 77675), (3055, 68115), (3107, 66975), (3525, 59033), (3585, 58045), (3705, 56165), (4465, 46605), (4541, 45825), (5975, 34827), (6175, 33699), (9165, 22705), (9321, 22325), (11233, 18525), (11609, 17925), (13395, 15535), (13623, 15275)]