142534640

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{14029}}^1$

素因数の和:14169

約数の個数: 40

約数和(自身を含む): 334026240

約数和(自身を除く): 191491600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 14029, 28058, 56116, 70145, 112232, 140290, 224464, 280580, 561160, 1122320, 1781683, 3563366, 7126732, 8908415, 14253464, 17816830, 28506928, 35633660, 71267320, 142534640]

約数ペア:

[(1, 142534640), (2, 71267320), (4, 35633660), (5, 28506928), (8, 17816830), (10, 14253464), (16, 8908415), (20, 7126732), (40, 3563366), (80, 1781683), (127, 1122320), (254, 561160), (508, 280580), (635, 224464), (1016, 140290), (1270, 112232), (2032, 70145), (2540, 56116), (5080, 28058), (10160, 14029)]