80802368

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:475

約数の個数: 56

約数和(自身を含む): 167274240

約数和(自身を除く): 86471872

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 139, 248, 278, 293, 496, 556, 586, 992, 1112, 1172, 1984, 2224, 2344, 4309, 4448, 4688, 8618, 8896, 9083, 9376, 17236, 18166, 18752, 34472, 36332, 40727, 68944, 72664, 81454, 137888, 145328, 162908, 275776, 290656, 325816, 581312, 651632, 1262537, 1303264, 2525074, 2606528, 5050148, 10100296, 20200592, 40401184, 80802368]

約数ペア:

[(1, 80802368), (2, 40401184), (4, 20200592), (8, 10100296), (16, 5050148), (31, 2606528), (32, 2525074), (62, 1303264), (64, 1262537), (124, 651632), (139, 581312), (248, 325816), (278, 290656), (293, 275776), (496, 162908), (556, 145328), (586, 137888), (992, 81454), (1112, 72664), (1172, 68944), (1984, 40727), (2224, 36332), (2344, 34472), (4309, 18752), (4448, 18166), (4688, 17236), (8618, 9376), (8896, 9083)]