88378888

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 181170000

約数和(自身を除く): 92791112

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 131, 169, 262, 338, 499, 524, 676, 998, 1048, 1352, 1703, 1996, 3406, 3992, 6487, 6812, 12974, 13624, 22139, 25948, 44278, 51896, 65369, 84331, 88556, 130738, 168662, 177112, 261476, 337324, 522952, 674648, 849797, 1699594, 3399188, 6798376, 11047361, 22094722, 44189444, 88378888]

約数ペア:

[(1, 88378888), (2, 44189444), (4, 22094722), (8, 11047361), (13, 6798376), (26, 3399188), (52, 1699594), (104, 849797), (131, 674648), (169, 522952), (262, 337324), (338, 261476), (499, 177112), (524, 168662), (676, 130738), (998, 88556), (1048, 84331), (1352, 65369), (1703, 51896), (1996, 44278), (3406, 25948), (3992, 22139), (6487, 13624), (6812, 12974)]