81626844

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16879}}^1$

素因数の和:16930

約数の個数: 48

約数和(自身を含む): 211742720

約数和(自身を除く): 130115876

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 16879, 33758, 50637, 67516, 101274, 202548, 219427, 438854, 523249, 658281, 877708, 1046498, 1316562, 1569747, 2092996, 2633124, 3139494, 6278988, 6802237, 13604474, 20406711, 27208948, 40813422, 81626844]

約数ペア:

[(1, 81626844), (2, 40813422), (3, 27208948), (4, 20406711), (6, 13604474), (12, 6802237), (13, 6278988), (26, 3139494), (31, 2633124), (39, 2092996), (52, 1569747), (62, 1316562), (78, 1046498), (93, 877708), (124, 658281), (156, 523249), (186, 438854), (372, 219427), (403, 202548), (806, 101274), (1209, 67516), (1612, 50637), (2418, 33758), (4836, 16879)]