77940016

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1543}}^1$

素因数の和:1610

約数の個数: 80

約数和(自身を含む): 192987648

約数和(自身を除く): 115047632

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 41, 44, 56, 77, 82, 88, 112, 154, 164, 176, 287, 308, 328, 451, 574, 616, 656, 902, 1148, 1232, 1543, 1804, 2296, 3086, 3157, 3608, 4592, 6172, 6314, 7216, 10801, 12344, 12628, 16973, 21602, 24688, 25256, 33946, 43204, 50512, 63263, 67892, 86408, 118811, 126526, 135784, 172816, 237622, 253052, 271568, 442841, 475244, 506104, 695893, 885682, 950488, 1012208, 1391786, 1771364, 1900976, 2783572, 3542728, 4871251, 5567144, 7085456, 9742502, 11134288, 19485004, 38970008, 77940016]

約数ペア:

[(1, 77940016), (2, 38970008), (4, 19485004), (7, 11134288), (8, 9742502), (11, 7085456), (14, 5567144), (16, 4871251), (22, 3542728), (28, 2783572), (41, 1900976), (44, 1771364), (56, 1391786), (77, 1012208), (82, 950488), (88, 885682), (112, 695893), (154, 506104), (164, 475244), (176, 442841), (287, 271568), (308, 253052), (328, 237622), (451, 172816), (574, 135784), (616, 126526), (656, 118811), (902, 86408), (1148, 67892), (1232, 63263), (1543, 50512), (1804, 43204), (2296, 33946), (3086, 25256), (3157, 24688), (3608, 21602), (4592, 16973), (6172, 12628), (6314, 12344), (7216, 10801)]