52009901680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{120371}}^1$

素因数の和:120886

約数の個数: 80

約数和(自身を含む): 132185789568

約数和(自身を除く): 80175887888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 491, 880, 982, 1964, 2455, 3928, 4910, 5401, 7856, 9820, 10802, 19640, 21604, 27005, 39280, 43208, 54010, 86416, 108020, 120371, 216040, 240742, 432080, 481484, 601855, 962968, 1203710, 1324081, 1925936, 2407420, 2648162, 4814840, 5296324, 6620405, 9629680, 10592648, 13240810, 21185296, 26481620, 52963240, 59102161, 105926480, 118204322, 236408644, 295510805, 472817288, 591021610, 650123771, 945634576, 1182043220, 1300247542, 2364086440, 2600495084, 3250618855, 4728172880, 5200990168, 6501237710, 10401980336, 13002475420, 26004950840, 52009901680]

約数ペア:

[(1, 52009901680), (2, 26004950840), (4, 13002475420), (5, 10401980336), (8, 6501237710), (10, 5200990168), (11, 4728172880), (16, 3250618855), (20, 2600495084), (22, 2364086440), (40, 1300247542), (44, 1182043220), (55, 945634576), (80, 650123771), (88, 591021610), (110, 472817288), (176, 295510805), (220, 236408644), (440, 118204322), (491, 105926480), (880, 59102161), (982, 52963240), (1964, 26481620), (2455, 21185296), (3928, 13240810), (4910, 10592648), (5401, 9629680), (7856, 6620405), (9820, 5296324), (10802, 4814840), (19640, 2648162), (21604, 2407420), (27005, 1925936), (39280, 1324081), (43208, 1203710), (54010, 962968), (86416, 601855), (108020, 481484), (120371, 432080), (216040, 240742)]