133722560

素因数分解:

$2^6\times 5^1\times {\mathrm{417883}}^1$

素因数の和:417900

約数の個数: 28

約数和(自身を含む): 318427608

約数和(自身を除く): 184705048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 417883, 835766, 1671532, 2089415, 3343064, 4178830, 6686128, 8357660, 13372256, 16715320, 26744512, 33430640, 66861280, 133722560]

約数ペア:

[(1, 133722560), (2, 66861280), (4, 33430640), (5, 26744512), (8, 16715320), (10, 13372256), (16, 8357660), (20, 6686128), (32, 4178830), (40, 3343064), (64, 2089415), (80, 1671532), (160, 835766), (320, 417883)]