389853103664

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2699}}^1\times {\mathrm{2957}}^1$

素因数の和:5778

約数の個数: 80

約数和(自身を含む): 784348012800

約数和(自身を除く): 394494909136

約数列:

[1, 2, 4, 8, 16, 43, 71, 86, 142, 172, 284, 344, 568, 688, 1136, 2699, 2957, 3053, 5398, 5914, 6106, 10796, 11828, 12212, 21592, 23656, 24424, 43184, 47312, 48848, 116057, 127151, 191629, 209947, 232114, 254302, 383258, 419894, 464228, 508604, 766516, 839788, 928456, 1017208, 1533032, 1679576, 1856912, 2034416, 3066064, 3359152, 7980943, 8240047, 9027721, 15961886, 16480094, 18055442, 31923772, 32960188, 36110884, 63847544, 65920376, 72221768, 127695088, 131840752, 144443536, 343180549, 566646953, 686361098, 1133293906, 1372722196, 2266587812, 2745444392, 4533175624, 5490888784, 9066351248, 24365818979, 48731637958, 97463275916, 194926551832, 389853103664]

約数ペア:

[(1, 389853103664), (2, 194926551832), (4, 97463275916), (8, 48731637958), (16, 24365818979), (43, 9066351248), (71, 5490888784), (86, 4533175624), (142, 2745444392), (172, 2266587812), (284, 1372722196), (344, 1133293906), (568, 686361098), (688, 566646953), (1136, 343180549), (2699, 144443536), (2957, 131840752), (3053, 127695088), (5398, 72221768), (5914, 65920376), (6106, 63847544), (10796, 36110884), (11828, 32960188), (12212, 31923772), (21592, 18055442), (23656, 16480094), (24424, 15961886), (43184, 9027721), (47312, 8240047), (48848, 7980943), (116057, 3359152), (127151, 3066064), (191629, 2034416), (209947, 1856912), (232114, 1679576), (254302, 1533032), (383258, 1017208), (419894, 928456), (464228, 839788), (508604, 766516)]