86705920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{9677}}^1$

素因数の和:9705

約数の個数: 72

約数和(自身を含む): 237381984

約数和(自身を除く): 150676064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 9677, 19354, 38708, 48385, 67739, 77416, 96770, 135478, 154832, 193540, 270956, 309664, 338695, 387080, 541912, 619328, 677390, 774160, 1083824, 1238656, 1354780, 1548320, 2167648, 2477312, 2709560, 3096640, 4335296, 5419120, 6193280, 8670592, 10838240, 12386560, 17341184, 21676480, 43352960, 86705920]

約数ペア:

[(1, 86705920), (2, 43352960), (4, 21676480), (5, 17341184), (7, 12386560), (8, 10838240), (10, 8670592), (14, 6193280), (16, 5419120), (20, 4335296), (28, 3096640), (32, 2709560), (35, 2477312), (40, 2167648), (56, 1548320), (64, 1354780), (70, 1238656), (80, 1083824), (112, 774160), (128, 677390), (140, 619328), (160, 541912), (224, 387080), (256, 338695), (280, 309664), (320, 270956), (448, 193540), (560, 154832), (640, 135478), (896, 96770), (1120, 77416), (1280, 67739), (1792, 48385), (2240, 38708), (4480, 19354), (8960, 9677)]