145400312

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{2179}}^1$

素因数の和:2643

約数の個数: 32

約数和(自身を含む): 287760000

約数和(自身を除く): 142359688

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 439, 878, 1756, 2179, 3512, 4358, 8341, 8716, 16682, 17432, 33364, 41401, 66728, 82802, 165604, 331208, 956581, 1913162, 3826324, 7652648, 18175039, 36350078, 72700156, 145400312]

約数ペア:

[(1, 145400312), (2, 72700156), (4, 36350078), (8, 18175039), (19, 7652648), (38, 3826324), (76, 1913162), (152, 956581), (439, 331208), (878, 165604), (1756, 82802), (2179, 66728), (3512, 41401), (4358, 33364), (8341, 17432), (8716, 16682)]