81994224

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1301}}^1$

素因数の和:1426

約数の個数: 80

約数和(自身を含む): 230547744

約数和(自身を除く): 148553520

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 101, 104, 156, 202, 208, 303, 312, 404, 606, 624, 808, 1212, 1301, 1313, 1616, 2424, 2602, 2626, 3903, 3939, 4848, 5204, 5252, 7806, 7878, 10408, 10504, 15612, 15756, 16913, 20816, 21008, 31224, 31512, 33826, 50739, 62448, 63024, 67652, 101478, 131401, 135304, 202956, 262802, 270608, 394203, 405912, 525604, 788406, 811824, 1051208, 1576812, 1708213, 2102416, 3153624, 3416426, 5124639, 6307248, 6832852, 10249278, 13665704, 20498556, 27331408, 40997112, 81994224]

約数ペア:

[(1, 81994224), (2, 40997112), (3, 27331408), (4, 20498556), (6, 13665704), (8, 10249278), (12, 6832852), (13, 6307248), (16, 5124639), (24, 3416426), (26, 3153624), (39, 2102416), (48, 1708213), (52, 1576812), (78, 1051208), (101, 811824), (104, 788406), (156, 525604), (202, 405912), (208, 394203), (303, 270608), (312, 262802), (404, 202956), (606, 135304), (624, 131401), (808, 101478), (1212, 67652), (1301, 63024), (1313, 62448), (1616, 50739), (2424, 33826), (2602, 31512), (2626, 31224), (3903, 21008), (3939, 20816), (4848, 16913), (5204, 15756), (5252, 15612), (7806, 10504), (7878, 10408)]