16565555968

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{74293}}^1$

素因数の和:74389

約数の個数: 72

約数和(自身を含む): 36141950768

約数和(自身を除く): 19576394800

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 128, 134, 208, 256, 268, 416, 536, 832, 871, 1072, 1664, 1742, 2144, 3328, 3484, 4288, 6968, 8576, 13936, 17152, 27872, 55744, 74293, 111488, 148586, 222976, 297172, 594344, 965809, 1188688, 1931618, 2377376, 3863236, 4754752, 4977631, 7726472, 9509504, 9955262, 15452944, 19019008, 19910524, 30905888, 39821048, 61811776, 64709203, 79642096, 123623552, 129418406, 159284192, 247247104, 258836812, 318568384, 517673624, 637136768, 1035347248, 1274273536, 2070694496, 4141388992, 8282777984, 16565555968]

約数ペア:

[(1, 16565555968), (2, 8282777984), (4, 4141388992), (8, 2070694496), (13, 1274273536), (16, 1035347248), (26, 637136768), (32, 517673624), (52, 318568384), (64, 258836812), (67, 247247104), (104, 159284192), (128, 129418406), (134, 123623552), (208, 79642096), (256, 64709203), (268, 61811776), (416, 39821048), (536, 30905888), (832, 19910524), (871, 19019008), (1072, 15452944), (1664, 9955262), (1742, 9509504), (2144, 7726472), (3328, 4977631), (3484, 4754752), (4288, 3863236), (6968, 2377376), (8576, 1931618), (13936, 1188688), (17152, 965809), (27872, 594344), (55744, 297172), (74293, 222976), (111488, 148586)]