15661683075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{199}}^1\times {\mathrm{3631}}^1$

素因数の和:3877

約数の個数: 72

約数和(自身を含む): 27652595200

約数和(自身を除く): 11990912125

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 199, 255, 289, 425, 597, 867, 995, 1275, 1445, 2985, 3383, 3631, 4335, 4975, 7225, 10149, 10893, 14925, 16915, 18155, 21675, 50745, 54465, 57511, 61727, 84575, 90775, 172533, 185181, 253725, 272325, 287555, 308635, 722569, 862665, 925905, 1049359, 1437775, 1543175, 2167707, 3148077, 3612845, 4313325, 4629525, 5246795, 10838535, 12283673, 15740385, 18064225, 26233975, 36851019, 54192675, 61418365, 78701925, 184255095, 208822441, 307091825, 626467323, 921275475, 1044112205, 3132336615, 5220561025, 15661683075]

約数ペア:

[(1, 15661683075), (3, 5220561025), (5, 3132336615), (15, 1044112205), (17, 921275475), (25, 626467323), (51, 307091825), (75, 208822441), (85, 184255095), (199, 78701925), (255, 61418365), (289, 54192675), (425, 36851019), (597, 26233975), (867, 18064225), (995, 15740385), (1275, 12283673), (1445, 10838535), (2985, 5246795), (3383, 4629525), (3631, 4313325), (4335, 3612845), (4975, 3148077), (7225, 2167707), (10149, 1543175), (10893, 1437775), (14925, 1049359), (16915, 925905), (18155, 862665), (21675, 722569), (50745, 308635), (54465, 287555), (57511, 272325), (61727, 253725), (84575, 185181), (90775, 172533)]