667176172

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:184

約数の個数: 72

約数和(自身を含む): 1323470400

約数和(自身を除く): 656294228

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 79, 124, 158, 169, 316, 338, 403, 676, 806, 961, 1027, 1612, 1922, 2054, 2197, 2449, 3844, 4108, 4394, 4898, 5239, 8788, 9796, 10478, 12493, 13351, 20956, 24986, 26702, 31837, 49972, 53404, 63674, 68107, 75919, 127348, 136214, 151838, 162409, 173563, 272428, 303676, 324818, 347126, 413881, 649636, 694252, 827762, 986947, 1655524, 1973894, 2111317, 3947788, 4222634, 5380453, 8445268, 10760906, 12830311, 21521812, 25660622, 51321244, 166794043, 333588086, 667176172]

約数ペア:

[(1, 667176172), (2, 333588086), (4, 166794043), (13, 51321244), (26, 25660622), (31, 21521812), (52, 12830311), (62, 10760906), (79, 8445268), (124, 5380453), (158, 4222634), (169, 3947788), (316, 2111317), (338, 1973894), (403, 1655524), (676, 986947), (806, 827762), (961, 694252), (1027, 649636), (1612, 413881), (1922, 347126), (2054, 324818), (2197, 303676), (2449, 272428), (3844, 173563), (4108, 162409), (4394, 151838), (4898, 136214), (5239, 127348), (8788, 75919), (9796, 68107), (10478, 63674), (12493, 53404), (13351, 49972), (20956, 31837), (24986, 26702)]