20550871185

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1\times {\mathrm{1913}}^1$

素因数の和:2642

約数の個数: 64

約数和(自身を含む): 35885203200

約数和(自身を除く): 15334332015

約数列:

[1, 3, 5, 13, 15, 39, 65, 89, 195, 267, 445, 619, 1157, 1335, 1857, 1913, 3095, 3471, 5739, 5785, 8047, 9285, 9565, 17355, 24141, 24869, 28695, 40235, 55091, 74607, 120705, 124345, 165273, 170257, 275455, 373035, 510771, 716183, 826365, 851285, 1184147, 2148549, 2213341, 2553855, 3552441, 3580915, 5920735, 6640023, 10742745, 11066705, 15393911, 17762205, 33200115, 46181733, 76969555, 105389083, 230908665, 316167249, 526945415, 1370058079, 1580836245, 4110174237, 6850290395, 20550871185]

約数ペア:

[(1, 20550871185), (3, 6850290395), (5, 4110174237), (13, 1580836245), (15, 1370058079), (39, 526945415), (65, 316167249), (89, 230908665), (195, 105389083), (267, 76969555), (445, 46181733), (619, 33200115), (1157, 17762205), (1335, 15393911), (1857, 11066705), (1913, 10742745), (3095, 6640023), (3471, 5920735), (5739, 3580915), (5785, 3552441), (8047, 2553855), (9285, 2213341), (9565, 2148549), (17355, 1184147), (24141, 851285), (24869, 826365), (28695, 716183), (40235, 510771), (55091, 373035), (74607, 275455), (120705, 170257), (124345, 165273)]