1680525

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 3791424

約数和(自身を除く): 2110899

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 45, 55, 63, 75, 77, 97, 99, 105, 165, 175, 225, 231, 275, 291, 315, 385, 485, 495, 525, 679, 693, 825, 873, 1067, 1155, 1455, 1575, 1925, 2037, 2425, 2475, 3201, 3395, 3465, 4365, 5335, 5775, 6111, 7275, 7469, 9603, 10185, 16005, 16975, 17325, 21825, 22407, 26675, 30555, 37345, 48015, 50925, 67221, 80025, 112035, 152775, 186725, 240075, 336105, 560175, 1680525]

約数ペア:

[(1, 1680525), (3, 560175), (5, 336105), (7, 240075), (9, 186725), (11, 152775), (15, 112035), (21, 80025), (25, 67221), (33, 50925), (35, 48015), (45, 37345), (55, 30555), (63, 26675), (75, 22407), (77, 21825), (97, 17325), (99, 16975), (105, 16005), (165, 10185), (175, 9603), (225, 7469), (231, 7275), (275, 6111), (291, 5775), (315, 5335), (385, 4365), (485, 3465), (495, 3395), (525, 3201), (679, 2475), (693, 2425), (825, 2037), (873, 1925), (1067, 1575), (1155, 1455)]