78731968

素因数分解:

$2^6\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:190

約数の個数: 112

約数和(自身を含む): 188472064

約数和(自身を除く): 109740096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 61, 64, 67, 86, 112, 122, 134, 172, 224, 244, 268, 301, 344, 427, 448, 469, 488, 536, 602, 688, 854, 938, 976, 1072, 1204, 1376, 1708, 1876, 1952, 2144, 2408, 2623, 2752, 2881, 3416, 3752, 3904, 4087, 4288, 4816, 5246, 5762, 6832, 7504, 8174, 9632, 10492, 11524, 13664, 15008, 16348, 18361, 19264, 20167, 20984, 23048, 27328, 28609, 30016, 32696, 36722, 40334, 41968, 46096, 57218, 65392, 73444, 80668, 83936, 92192, 114436, 130784, 146888, 161336, 167872, 175741, 184384, 228872, 261568, 293776, 322672, 351482, 457744, 587552, 645344, 702964, 915488, 1175104, 1230187, 1290688, 1405928, 1830976, 2460374, 2811856, 4920748, 5623712, 9841496, 11247424, 19682992, 39365984, 78731968]

約数ペア:

[(1, 78731968), (2, 39365984), (4, 19682992), (7, 11247424), (8, 9841496), (14, 5623712), (16, 4920748), (28, 2811856), (32, 2460374), (43, 1830976), (56, 1405928), (61, 1290688), (64, 1230187), (67, 1175104), (86, 915488), (112, 702964), (122, 645344), (134, 587552), (172, 457744), (224, 351482), (244, 322672), (268, 293776), (301, 261568), (344, 228872), (427, 184384), (448, 175741), (469, 167872), (488, 161336), (536, 146888), (602, 130784), (688, 114436), (854, 92192), (938, 83936), (976, 80668), (1072, 73444), (1204, 65392), (1376, 57218), (1708, 46096), (1876, 41968), (1952, 40334), (2144, 36722), (2408, 32696), (2623, 30016), (2752, 28609), (2881, 27328), (3416, 23048), (3752, 20984), (3904, 20167), (4087, 19264), (4288, 18361), (4816, 16348), (5246, 15008), (5762, 13664), (6832, 11524), (7504, 10492), (8174, 9632)]