66667808

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2333}}^1$

素因数の和:2409

約数の個数: 48

約数和(自身を含む): 141160320

約数和(自身を除く): 74492512

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 76, 94, 152, 188, 304, 376, 608, 752, 893, 1504, 1786, 2333, 3572, 4666, 7144, 9332, 14288, 18664, 28576, 37328, 44327, 74656, 88654, 109651, 177308, 219302, 354616, 438604, 709232, 877208, 1418464, 1754416, 2083369, 3508832, 4166738, 8333476, 16666952, 33333904, 66667808]

約数ペア:

[(1, 66667808), (2, 33333904), (4, 16666952), (8, 8333476), (16, 4166738), (19, 3508832), (32, 2083369), (38, 1754416), (47, 1418464), (76, 877208), (94, 709232), (152, 438604), (188, 354616), (304, 219302), (376, 177308), (608, 109651), (752, 88654), (893, 74656), (1504, 44327), (1786, 37328), (2333, 28576), (3572, 18664), (4666, 14288), (7144, 9332)]