71282560

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{877}}^1$

素因数の和:1023

約数の個数: 64

約数和(自身を含む): 171947520

約数和(自身を除く): 100664960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 320, 508, 635, 640, 877, 1016, 1270, 1754, 2032, 2540, 3508, 4064, 4385, 5080, 7016, 8128, 8770, 10160, 14032, 16256, 17540, 20320, 28064, 35080, 40640, 56128, 70160, 81280, 111379, 112256, 140320, 222758, 280640, 445516, 556895, 561280, 891032, 1113790, 1782064, 2227580, 3564128, 4455160, 7128256, 8910320, 14256512, 17820640, 35641280, 71282560]

約数ペア:

[(1, 71282560), (2, 35641280), (4, 17820640), (5, 14256512), (8, 8910320), (10, 7128256), (16, 4455160), (20, 3564128), (32, 2227580), (40, 1782064), (64, 1113790), (80, 891032), (127, 561280), (128, 556895), (160, 445516), (254, 280640), (320, 222758), (508, 140320), (635, 112256), (640, 111379), (877, 81280), (1016, 70160), (1270, 56128), (1754, 40640), (2032, 35080), (2540, 28064), (3508, 20320), (4064, 17540), (4385, 16256), (5080, 14032), (7016, 10160), (8128, 8770)]