2628305168

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{25639}}^1$

素因数の和:25839

約数の個数: 40

約数和(自身を含む): 5245944000

約数和(自身を除く): 2617638832

約数列:

[1, 2, 4, 8, 16, 43, 86, 149, 172, 298, 344, 596, 688, 1192, 2384, 6407, 12814, 25628, 25639, 51256, 51278, 102512, 102556, 205112, 410224, 1102477, 2204954, 3820211, 4409908, 7640422, 8819816, 15280844, 17639632, 30561688, 61123376, 164269073, 328538146, 657076292, 1314152584, 2628305168]

約数ペア:

[(1, 2628305168), (2, 1314152584), (4, 657076292), (8, 328538146), (16, 164269073), (43, 61123376), (86, 30561688), (149, 17639632), (172, 15280844), (298, 8819816), (344, 7640422), (596, 4409908), (688, 3820211), (1192, 2204954), (2384, 1102477), (6407, 410224), (12814, 205112), (25628, 102556), (25639, 102512), (51256, 51278)]