85840005

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1741}}^1$

素因数の和:1941

約数の個数: 32

約数和(自身を含む): 145491840

約数和(自身を除く): 59651835

約数列:

[1, 3, 5, 15, 19, 57, 95, 173, 285, 519, 865, 1741, 2595, 3287, 5223, 8705, 9861, 16435, 26115, 33079, 49305, 99237, 165395, 301193, 496185, 903579, 1505965, 4517895, 5722667, 17168001, 28613335, 85840005]

約数ペア:

[(1, 85840005), (3, 28613335), (5, 17168001), (15, 5722667), (19, 4517895), (57, 1505965), (95, 903579), (173, 496185), (285, 301193), (519, 165395), (865, 99237), (1741, 49305), (2595, 33079), (3287, 26115), (5223, 16435), (8705, 9861)]