128523536

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{3449}}^1$

素因数の和:3611

約数の個数: 40

約数和(自身を含む): 265663800

約数和(自身を除く): 137140264

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 137, 272, 274, 548, 1096, 2192, 2329, 3449, 4658, 6898, 9316, 13796, 18632, 27592, 37264, 55184, 58633, 117266, 234532, 469064, 472513, 938128, 945026, 1890052, 3780104, 7560208, 8032721, 16065442, 32130884, 64261768, 128523536]

約数ペア:

[(1, 128523536), (2, 64261768), (4, 32130884), (8, 16065442), (16, 8032721), (17, 7560208), (34, 3780104), (68, 1890052), (136, 945026), (137, 938128), (272, 472513), (274, 469064), (548, 234532), (1096, 117266), (2192, 58633), (2329, 55184), (3449, 37264), (4658, 27592), (6898, 18632), (9316, 13796)]