71605120

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2111}}^1$

素因数の和:2183

約数の個数: 64

約数和(自身を含む): 174493440

約数和(自身を除く): 102888320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 424, 530, 640, 848, 1060, 1696, 2111, 2120, 3392, 4222, 4240, 6784, 8444, 8480, 10555, 16888, 16960, 21110, 33776, 33920, 42220, 67552, 84440, 111883, 135104, 168880, 223766, 270208, 337760, 447532, 559415, 675520, 895064, 1118830, 1351040, 1790128, 2237660, 3580256, 4475320, 7160512, 8950640, 14321024, 17901280, 35802560, 71605120]

約数ペア:

[(1, 71605120), (2, 35802560), (4, 17901280), (5, 14321024), (8, 8950640), (10, 7160512), (16, 4475320), (20, 3580256), (32, 2237660), (40, 1790128), (53, 1351040), (64, 1118830), (80, 895064), (106, 675520), (128, 559415), (160, 447532), (212, 337760), (265, 270208), (320, 223766), (424, 168880), (530, 135104), (640, 111883), (848, 84440), (1060, 67552), (1696, 42220), (2111, 33920), (2120, 33776), (3392, 21110), (4222, 16960), (4240, 16888), (6784, 10555), (8444, 8480)]