72372784

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 80

約数和(自身を含む): 159882624

約数和(自身を除く): 87509840

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 73, 86, 88, 131, 146, 172, 176, 262, 292, 344, 473, 524, 584, 688, 803, 946, 1048, 1168, 1441, 1606, 1892, 2096, 2882, 3139, 3212, 3784, 5633, 5764, 6278, 6424, 7568, 9563, 11266, 11528, 12556, 12848, 19126, 22532, 23056, 25112, 34529, 38252, 45064, 50224, 61963, 69058, 76504, 90128, 105193, 123926, 138116, 153008, 210386, 247852, 276232, 411209, 420772, 495704, 552464, 822418, 841544, 991408, 1644836, 1683088, 3289672, 4523299, 6579344, 9046598, 18093196, 36186392, 72372784]

約数ペア:

[(1, 72372784), (2, 36186392), (4, 18093196), (8, 9046598), (11, 6579344), (16, 4523299), (22, 3289672), (43, 1683088), (44, 1644836), (73, 991408), (86, 841544), (88, 822418), (131, 552464), (146, 495704), (172, 420772), (176, 411209), (262, 276232), (292, 247852), (344, 210386), (473, 153008), (524, 138116), (584, 123926), (688, 105193), (803, 90128), (946, 76504), (1048, 69058), (1168, 61963), (1441, 50224), (1606, 45064), (1892, 38252), (2096, 34529), (2882, 25112), (3139, 23056), (3212, 22532), (3784, 19126), (5633, 12848), (5764, 12556), (6278, 11528), (6424, 11266), (7568, 9563)]