66346696

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1583}}^1$

素因数の和:1646

約数の個数: 48

約数和(自身を含む): 139138560

約数和(自身を除く): 72791864

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 169, 248, 338, 403, 676, 806, 1352, 1583, 1612, 3166, 3224, 5239, 6332, 10478, 12664, 20579, 20956, 41158, 41912, 49073, 82316, 98146, 164632, 196292, 267527, 392584, 535054, 637949, 1070108, 1275898, 2140216, 2551796, 5103592, 8293337, 16586674, 33173348, 66346696]

約数ペア:

[(1, 66346696), (2, 33173348), (4, 16586674), (8, 8293337), (13, 5103592), (26, 2551796), (31, 2140216), (52, 1275898), (62, 1070108), (104, 637949), (124, 535054), (169, 392584), (248, 267527), (338, 196292), (403, 164632), (676, 98146), (806, 82316), (1352, 49073), (1583, 41912), (1612, 41158), (3166, 20956), (3224, 20579), (5239, 12664), (6332, 10478)]