85284556

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 176504832

約数和(自身を除く): 91220276

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 191, 259, 382, 431, 518, 764, 862, 1036, 1337, 1724, 2674, 3017, 5348, 6034, 7067, 12068, 14134, 15947, 28268, 31894, 49469, 63788, 82321, 98938, 111629, 164642, 197876, 223258, 329284, 446516, 576247, 1152494, 2304988, 3045877, 6091754, 12183508, 21321139, 42642278, 85284556]

約数ペア:

[(1, 85284556), (2, 42642278), (4, 21321139), (7, 12183508), (14, 6091754), (28, 3045877), (37, 2304988), (74, 1152494), (148, 576247), (191, 446516), (259, 329284), (382, 223258), (431, 197876), (518, 164642), (764, 111629), (862, 98938), (1036, 82321), (1337, 63788), (1724, 49469), (2674, 31894), (3017, 28268), (5348, 15947), (6034, 14134), (7067, 12068)]