131383952

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:604

約数の個数: 80

約数和(自身を含む): 304742400

約数和(自身を除く): 173358448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 79, 112, 124, 158, 217, 248, 316, 434, 479, 496, 553, 632, 868, 958, 1106, 1264, 1736, 1916, 2212, 2449, 3353, 3472, 3832, 4424, 4898, 6706, 7664, 8848, 9796, 13412, 14849, 17143, 19592, 26824, 29698, 34286, 37841, 39184, 53648, 59396, 68572, 75682, 103943, 118792, 137144, 151364, 207886, 237584, 264887, 274288, 302728, 415772, 529774, 605456, 831544, 1059548, 1173071, 1663088, 2119096, 2346142, 4238192, 4692284, 8211497, 9384568, 16422994, 18769136, 32845988, 65691976, 131383952]

約数ペア:

[(1, 131383952), (2, 65691976), (4, 32845988), (7, 18769136), (8, 16422994), (14, 9384568), (16, 8211497), (28, 4692284), (31, 4238192), (56, 2346142), (62, 2119096), (79, 1663088), (112, 1173071), (124, 1059548), (158, 831544), (217, 605456), (248, 529774), (316, 415772), (434, 302728), (479, 274288), (496, 264887), (553, 237584), (632, 207886), (868, 151364), (958, 137144), (1106, 118792), (1264, 103943), (1736, 75682), (1916, 68572), (2212, 59396), (2449, 53648), (3353, 39184), (3472, 37841), (3832, 34286), (4424, 29698), (4898, 26824), (6706, 19592), (7664, 17143), (8848, 14849), (9796, 13412)]