1280028992

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{165293}}^1$

素因数の和:165327

約数の個数: 42

約数和(自身を含む): 2791980954

約数和(自身を除く): 1511951962

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 176, 242, 352, 484, 704, 968, 1936, 3872, 7744, 165293, 330586, 661172, 1322344, 1818223, 2644688, 3636446, 5289376, 7272892, 10578752, 14545784, 20000453, 29091568, 40000906, 58183136, 80001812, 116366272, 160003624, 320007248, 640014496, 1280028992]

約数ペア:

[(1, 1280028992), (2, 640014496), (4, 320007248), (8, 160003624), (11, 116366272), (16, 80001812), (22, 58183136), (32, 40000906), (44, 29091568), (64, 20000453), (88, 14545784), (121, 10578752), (176, 7272892), (242, 5289376), (352, 3636446), (484, 2644688), (704, 1818223), (968, 1322344), (1936, 661172), (3872, 330586), (7744, 165293)]