2638998070

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1663}}^1\times {\mathrm{5119}}^1$

素因数の和:6820

約数の個数: 32

約数和(自身を含む): 4907335680

約数和(自身を除く): 2268337610

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 1663, 3326, 5119, 8315, 10238, 16630, 25595, 51190, 51553, 103106, 158689, 257765, 317378, 515530, 793445, 1586890, 8512897, 17025794, 42564485, 85128970, 263899807, 527799614, 1319499035, 2638998070]

約数ペア:

[(1, 2638998070), (2, 1319499035), (5, 527799614), (10, 263899807), (31, 85128970), (62, 42564485), (155, 17025794), (310, 8512897), (1663, 1586890), (3326, 793445), (5119, 515530), (8315, 317378), (10238, 257765), (16630, 158689), (25595, 103106), (51190, 51553)]