31787552

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{823}}^1$

素因数の和:921

約数の個数: 48

約数和(自身を含む): 67277952

約数和(自身を除く): 35490400

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 71, 136, 142, 272, 284, 544, 568, 823, 1136, 1207, 1646, 2272, 2414, 3292, 4828, 6584, 9656, 13168, 13991, 19312, 26336, 27982, 38624, 55964, 58433, 111928, 116866, 223856, 233732, 447712, 467464, 934928, 993361, 1869856, 1986722, 3973444, 7946888, 15893776, 31787552]

約数ペア:

[(1, 31787552), (2, 15893776), (4, 7946888), (8, 3973444), (16, 1986722), (17, 1869856), (32, 993361), (34, 934928), (68, 467464), (71, 447712), (136, 233732), (142, 223856), (272, 116866), (284, 111928), (544, 58433), (568, 55964), (823, 38624), (1136, 27982), (1207, 26336), (1646, 19312), (2272, 13991), (2414, 13168), (3292, 9656), (4828, 6584)]