51243280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{58231}}^1$

素因数の和:58255

約数の個数: 40

約数和(自身を含む): 129973824

約数和(自身を除く): 78730544

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 58231, 116462, 232924, 291155, 465848, 582310, 640541, 931696, 1164620, 1281082, 2329240, 2562164, 3202705, 4658480, 5124328, 6405410, 10248656, 12810820, 25621640, 51243280]

約数ペア:

[(1, 51243280), (2, 25621640), (4, 12810820), (5, 10248656), (8, 6405410), (10, 5124328), (11, 4658480), (16, 3202705), (20, 2562164), (22, 2329240), (40, 1281082), (44, 1164620), (55, 931696), (80, 640541), (88, 582310), (110, 465848), (176, 291155), (220, 232924), (440, 116462), (880, 58231)]