16291210768

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{52721}}^1$

素因数の和:52856

約数の個数: 80

約数和(自身を含む): 37656161280

約数和(自身を除く): 21364950512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 89, 112, 124, 178, 217, 248, 356, 434, 496, 623, 712, 868, 1246, 1424, 1736, 2492, 2759, 3472, 4984, 5518, 9968, 11036, 19313, 22072, 38626, 44144, 52721, 77252, 105442, 154504, 210884, 309008, 369047, 421768, 738094, 843536, 1476188, 1634351, 2952376, 3268702, 4692169, 5904752, 6537404, 9384338, 11440457, 13074808, 18768676, 22880914, 26149616, 32845183, 37537352, 45761828, 65690366, 75074704, 91523656, 131380732, 145457239, 183047312, 262761464, 290914478, 525522928, 581828956, 1018200673, 1163657912, 2036401346, 2327315824, 4072802692, 8145605384, 16291210768]

約数ペア:

[(1, 16291210768), (2, 8145605384), (4, 4072802692), (7, 2327315824), (8, 2036401346), (14, 1163657912), (16, 1018200673), (28, 581828956), (31, 525522928), (56, 290914478), (62, 262761464), (89, 183047312), (112, 145457239), (124, 131380732), (178, 91523656), (217, 75074704), (248, 65690366), (356, 45761828), (434, 37537352), (496, 32845183), (623, 26149616), (712, 22880914), (868, 18768676), (1246, 13074808), (1424, 11440457), (1736, 9384338), (2492, 6537404), (2759, 5904752), (3472, 4692169), (4984, 3268702), (5518, 2952376), (9968, 1634351), (11036, 1476188), (19313, 843536), (22072, 738094), (38626, 421768), (44144, 369047), (52721, 309008), (77252, 210884), (105442, 154504)]