87051224

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 185353380

約数和(自身を除く): 98302156

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 67, 104, 124, 134, 169, 248, 268, 338, 403, 536, 676, 806, 871, 961, 1352, 1612, 1742, 1922, 2077, 3224, 3484, 3844, 4154, 5239, 6968, 7688, 8308, 10478, 11323, 12493, 16616, 20956, 22646, 24986, 27001, 41912, 45292, 49972, 54002, 64387, 90584, 99944, 108004, 128774, 162409, 216008, 257548, 324818, 351013, 515096, 649636, 702026, 837031, 1299272, 1404052, 1674062, 2808104, 3348124, 6696248, 10881403, 21762806, 43525612, 87051224]

約数ペア:

[(1, 87051224), (2, 43525612), (4, 21762806), (8, 10881403), (13, 6696248), (26, 3348124), (31, 2808104), (52, 1674062), (62, 1404052), (67, 1299272), (104, 837031), (124, 702026), (134, 649636), (169, 515096), (248, 351013), (268, 324818), (338, 257548), (403, 216008), (536, 162409), (676, 128774), (806, 108004), (871, 99944), (961, 90584), (1352, 64387), (1612, 54002), (1742, 49972), (1922, 45292), (2077, 41912), (3224, 27001), (3484, 24986), (3844, 22646), (4154, 20956), (5239, 16616), (6968, 12493), (7688, 11323), (8308, 10478)]