31535325

素因数分解:

$3^5\times 5^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 60933600

約数和(自身を除く): 29398275

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 81, 87, 135, 145, 179, 225, 243, 261, 405, 435, 537, 675, 725, 783, 895, 1215, 1305, 1611, 2025, 2175, 2349, 2685, 3915, 4475, 4833, 5191, 6075, 6525, 7047, 8055, 11745, 13425, 14499, 15573, 19575, 24165, 25955, 35235, 40275, 43497, 46719, 58725, 72495, 77865, 120825, 129775, 140157, 176175, 217485, 233595, 362475, 389325, 420471, 700785, 1087425, 1167975, 1261413, 2102355, 3503925, 6307065, 10511775, 31535325]

約数ペア:

[(1, 31535325), (3, 10511775), (5, 6307065), (9, 3503925), (15, 2102355), (25, 1261413), (27, 1167975), (29, 1087425), (45, 700785), (75, 420471), (81, 389325), (87, 362475), (135, 233595), (145, 217485), (179, 176175), (225, 140157), (243, 129775), (261, 120825), (405, 77865), (435, 72495), (537, 58725), (675, 46719), (725, 43497), (783, 40275), (895, 35235), (1215, 25955), (1305, 24165), (1611, 19575), (2025, 15573), (2175, 14499), (2349, 13425), (2685, 11745), (3915, 8055), (4475, 7047), (4833, 6525), (5191, 6075)]