81364608

素因数分解:

$2^7\times 3^3\times {\mathrm{13}}^1\times {\mathrm{1811}}^1$

素因数の和:1847

約数の個数: 128

約数和(自身を含む): 258753600

約数和(自身を除く): 177388992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 128, 144, 156, 192, 208, 216, 234, 288, 312, 351, 384, 416, 432, 468, 576, 624, 702, 832, 864, 936, 1152, 1248, 1404, 1664, 1728, 1811, 1872, 2496, 2808, 3456, 3622, 3744, 4992, 5433, 5616, 7244, 7488, 10866, 11232, 14488, 14976, 16299, 21732, 22464, 23543, 28976, 32598, 43464, 44928, 47086, 48897, 57952, 65196, 70629, 86928, 94172, 97794, 115904, 130392, 141258, 173856, 188344, 195588, 211887, 231808, 260784, 282516, 347712, 376688, 391176, 423774, 521568, 565032, 635661, 695424, 753376, 782352, 847548, 1043136, 1130064, 1271322, 1506752, 1564704, 1695096, 2086272, 2260128, 2542644, 3013504, 3129408, 3390192, 4520256, 5085288, 6258816, 6780384, 9040512, 10170576, 13560768, 20341152, 27121536, 40682304, 81364608]

約数ペア:

[(1, 81364608), (2, 40682304), (3, 27121536), (4, 20341152), (6, 13560768), (8, 10170576), (9, 9040512), (12, 6780384), (13, 6258816), (16, 5085288), (18, 4520256), (24, 3390192), (26, 3129408), (27, 3013504), (32, 2542644), (36, 2260128), (39, 2086272), (48, 1695096), (52, 1564704), (54, 1506752), (64, 1271322), (72, 1130064), (78, 1043136), (96, 847548), (104, 782352), (108, 753376), (117, 695424), (128, 635661), (144, 565032), (156, 521568), (192, 423774), (208, 391176), (216, 376688), (234, 347712), (288, 282516), (312, 260784), (351, 231808), (384, 211887), (416, 195588), (432, 188344), (468, 173856), (576, 141258), (624, 130392), (702, 115904), (832, 97794), (864, 94172), (936, 86928), (1152, 70629), (1248, 65196), (1404, 57952), (1664, 48897), (1728, 47086), (1811, 44928), (1872, 43464), (2496, 32598), (2808, 28976), (3456, 23543), (3622, 22464), (3744, 21732), (4992, 16299), (5433, 14976), (5616, 14488), (7244, 11232), (7488, 10866)]