81033225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:447

約数の個数: 96

約数和(自身を含む): 170655744

約数和(自身を除く): 89622519

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 31, 35, 39, 65, 75, 91, 93, 105, 155, 175, 195, 217, 273, 325, 383, 403, 455, 465, 525, 651, 775, 975, 1085, 1149, 1209, 1365, 1915, 2015, 2275, 2325, 2681, 2821, 3255, 4979, 5425, 5745, 6045, 6825, 8043, 8463, 9575, 10075, 11873, 13405, 14105, 14937, 16275, 24895, 28725, 30225, 34853, 35619, 40215, 42315, 59365, 67025, 70525, 74685, 83111, 104559, 124475, 154349, 174265, 178095, 201075, 211575, 249333, 296825, 373425, 415555, 463047, 522795, 771745, 871325, 890475, 1080443, 1246665, 2077775, 2315235, 2613975, 3241329, 3858725, 5402215, 6233325, 11576175, 16206645, 27011075, 81033225]

約数ペア:

[(1, 81033225), (3, 27011075), (5, 16206645), (7, 11576175), (13, 6233325), (15, 5402215), (21, 3858725), (25, 3241329), (31, 2613975), (35, 2315235), (39, 2077775), (65, 1246665), (75, 1080443), (91, 890475), (93, 871325), (105, 771745), (155, 522795), (175, 463047), (195, 415555), (217, 373425), (273, 296825), (325, 249333), (383, 211575), (403, 201075), (455, 178095), (465, 174265), (525, 154349), (651, 124475), (775, 104559), (975, 83111), (1085, 74685), (1149, 70525), (1209, 67025), (1365, 59365), (1915, 42315), (2015, 40215), (2275, 35619), (2325, 34853), (2681, 30225), (2821, 28725), (3255, 24895), (4979, 16275), (5425, 14937), (5745, 14105), (6045, 13405), (6825, 11873), (8043, 10075), (8463, 9575)]