25207875

素因数分解:

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

素因数の和:139

約数の個数: 128

約数和(自身を含む): 58705920

約数和(自身を除く): 33498045

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 27, 33, 35, 45, 55, 63, 75, 77, 97, 99, 105, 125, 135, 165, 175, 189, 225, 231, 275, 291, 297, 315, 375, 385, 485, 495, 525, 675, 679, 693, 825, 873, 875, 945, 1067, 1125, 1155, 1375, 1455, 1485, 1575, 1925, 2037, 2079, 2425, 2475, 2619, 2625, 3201, 3375, 3395, 3465, 4125, 4365, 4725, 5335, 5775, 6111, 7275, 7425, 7469, 7875, 9603, 9625, 10185, 10395, 12125, 12375, 13095, 16005, 16975, 17325, 18333, 21825, 22407, 23625, 26675, 28809, 28875, 30555, 36375, 37125, 37345, 48015, 50925, 51975, 65475, 67221, 80025, 84875, 86625, 91665, 109125, 112035, 133375, 144045, 152775, 186725, 201663, 240075, 254625, 259875, 327375, 336105, 400125, 458325, 560175, 720225, 763875, 933625, 1008315, 1200375, 1680525, 2291625, 2800875, 3601125, 5041575, 8402625, 25207875]

約数ペア:

[(1, 25207875), (3, 8402625), (5, 5041575), (7, 3601125), (9, 2800875), (11, 2291625), (15, 1680525), (21, 1200375), (25, 1008315), (27, 933625), (33, 763875), (35, 720225), (45, 560175), (55, 458325), (63, 400125), (75, 336105), (77, 327375), (97, 259875), (99, 254625), (105, 240075), (125, 201663), (135, 186725), (165, 152775), (175, 144045), (189, 133375), (225, 112035), (231, 109125), (275, 91665), (291, 86625), (297, 84875), (315, 80025), (375, 67221), (385, 65475), (485, 51975), (495, 50925), (525, 48015), (675, 37345), (679, 37125), (693, 36375), (825, 30555), (873, 28875), (875, 28809), (945, 26675), (1067, 23625), (1125, 22407), (1155, 21825), (1375, 18333), (1455, 17325), (1485, 16975), (1575, 16005), (1925, 13095), (2037, 12375), (2079, 12125), (2425, 10395), (2475, 10185), (2619, 9625), (2625, 9603), (3201, 7875), (3375, 7469), (3395, 7425), (3465, 7275), (4125, 6111), (4365, 5775), (4725, 5335)]