128410664

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{1693}}^1$

素因数の和:2217

約数の個数: 32

約数和(自身を含む): 254100000

約数和(自身を除く): 125689336

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 499, 998, 1693, 1996, 3386, 3992, 6772, 9481, 13544, 18962, 32167, 37924, 64334, 75848, 128668, 257336, 844807, 1689614, 3379228, 6758456, 16051333, 32102666, 64205332, 128410664]

約数ペア:

[(1, 128410664), (2, 64205332), (4, 32102666), (8, 16051333), (19, 6758456), (38, 3379228), (76, 1689614), (152, 844807), (499, 257336), (998, 128668), (1693, 75848), (1996, 64334), (3386, 37924), (3992, 32167), (6772, 18962), (9481, 13544)]