91349120

素因数分解:

$2^7\times 5^1\times {\mathrm{142733}}^1$

素因数の和:142752

約数の個数: 32

約数和(自身を含む): 218383020

約数和(自身を除く): 127033900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 142733, 285466, 570932, 713665, 1141864, 1427330, 2283728, 2854660, 4567456, 5709320, 9134912, 11418640, 18269824, 22837280, 45674560, 91349120]

約数ペア:

[(1, 91349120), (2, 45674560), (4, 22837280), (5, 18269824), (8, 11418640), (10, 9134912), (16, 5709320), (20, 4567456), (32, 2854660), (40, 2283728), (64, 1427330), (80, 1141864), (128, 713665), (160, 570932), (320, 285466), (640, 142733)]