105138560

素因数分解:

$2^7\times 5^1\times {\mathrm{164279}}^1$

素因数の和:164298

約数の個数: 32

約数和(自身を含む): 251348400

約数和(自身を除く): 146209840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 164279, 328558, 657116, 821395, 1314232, 1642790, 2628464, 3285580, 5256928, 6571160, 10513856, 13142320, 21027712, 26284640, 52569280, 105138560]

約数ペア:

[(1, 105138560), (2, 52569280), (4, 26284640), (5, 21027712), (8, 13142320), (10, 10513856), (16, 6571160), (20, 5256928), (32, 3285580), (40, 2628464), (64, 1642790), (80, 1314232), (128, 821395), (160, 657116), (320, 328558), (640, 164279)]