28331325825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{17989}}^1$

素因数の和:18119

約数の個数: 96

約数和(自身を含む): 53966545920

約数和(自身を除く): 25635220095

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 75, 83, 115, 165, 249, 253, 275, 345, 415, 575, 759, 825, 913, 1245, 1265, 1725, 1909, 2075, 2739, 3795, 4565, 5727, 6225, 6325, 9545, 13695, 17989, 18975, 20999, 22825, 28635, 47725, 53967, 62997, 68475, 89945, 104995, 143175, 197879, 269835, 314985, 413747, 449725, 524975, 593637, 989395, 1241241, 1349175, 1493087, 1574925, 2068735, 2968185, 4479261, 4551217, 4946975, 6206205, 7465435, 10343675, 13653651, 14840925, 16423957, 22396305, 22756085, 31031025, 34341001, 37327175, 49271871, 68268255, 82119785, 103023003, 111981525, 113780425, 171705005, 246359355, 341341275, 377751011, 410598925, 515115015, 858525025, 1133253033, 1231796775, 1888755055, 2575575075, 5666265165, 9443775275, 28331325825]

約数ペア:

[(1, 28331325825), (3, 9443775275), (5, 5666265165), (11, 2575575075), (15, 1888755055), (23, 1231796775), (25, 1133253033), (33, 858525025), (55, 515115015), (69, 410598925), (75, 377751011), (83, 341341275), (115, 246359355), (165, 171705005), (249, 113780425), (253, 111981525), (275, 103023003), (345, 82119785), (415, 68268255), (575, 49271871), (759, 37327175), (825, 34341001), (913, 31031025), (1245, 22756085), (1265, 22396305), (1725, 16423957), (1909, 14840925), (2075, 13653651), (2739, 10343675), (3795, 7465435), (4565, 6206205), (5727, 4946975), (6225, 4551217), (6325, 4479261), (9545, 2968185), (13695, 2068735), (17989, 1574925), (18975, 1493087), (20999, 1349175), (22825, 1241241), (28635, 989395), (47725, 593637), (53967, 524975), (62997, 449725), (68475, 413747), (89945, 314985), (104995, 269835), (143175, 197879)]