129545360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{231331}}^1$

素因数の和:231351

約数の個数: 40

約数和(自身を含む): 344222016

約数和(自身を除く): 214676656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 231331, 462662, 925324, 1156655, 1619317, 1850648, 2313310, 3238634, 3701296, 4626620, 6477268, 8096585, 9253240, 12954536, 16193170, 18506480, 25909072, 32386340, 64772680, 129545360]

約数ペア:

[(1, 129545360), (2, 64772680), (4, 32386340), (5, 25909072), (7, 18506480), (8, 16193170), (10, 12954536), (14, 9253240), (16, 8096585), (20, 6477268), (28, 4626620), (35, 3701296), (40, 3238634), (56, 2313310), (70, 1850648), (80, 1619317), (112, 1156655), (140, 925324), (280, 462662), (560, 231331)]