26881504

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{179}}^1$

素因数の和:240

約数の個数: 72

約数和(自身を含む): 60487560

約数和(自身を除く): 33606056

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 179, 208, 247, 304, 358, 361, 416, 494, 608, 716, 722, 988, 1432, 1444, 1976, 2327, 2864, 2888, 3401, 3952, 4654, 4693, 5728, 5776, 6802, 7904, 9308, 9386, 11552, 13604, 18616, 18772, 27208, 37232, 37544, 44213, 54416, 64619, 74464, 75088, 88426, 108832, 129238, 150176, 176852, 258476, 353704, 516952, 707408, 840047, 1033904, 1414816, 1680094, 2067808, 3360188, 6720376, 13440752, 26881504]

約数ペア:

[(1, 26881504), (2, 13440752), (4, 6720376), (8, 3360188), (13, 2067808), (16, 1680094), (19, 1414816), (26, 1033904), (32, 840047), (38, 707408), (52, 516952), (76, 353704), (104, 258476), (152, 176852), (179, 150176), (208, 129238), (247, 108832), (304, 88426), (358, 75088), (361, 74464), (416, 64619), (494, 54416), (608, 44213), (716, 37544), (722, 37232), (988, 27208), (1432, 18772), (1444, 18616), (1976, 13604), (2327, 11552), (2864, 9386), (2888, 9308), (3401, 7904), (3952, 6802), (4654, 5776), (4693, 5728)]