87721984

素因数分解:

$2^{11}\times 7^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 208353600

約数和(自身を除く): 120631616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 211, 224, 232, 256, 406, 422, 448, 464, 512, 812, 844, 896, 928, 1024, 1477, 1624, 1688, 1792, 1856, 2048, 2954, 3248, 3376, 3584, 3712, 5908, 6119, 6496, 6752, 7168, 7424, 11816, 12238, 12992, 13504, 14336, 14848, 23632, 24476, 25984, 27008, 29696, 42833, 47264, 48952, 51968, 54016, 59392, 85666, 94528, 97904, 103936, 108032, 171332, 189056, 195808, 207872, 216064, 342664, 378112, 391616, 415744, 432128, 685328, 756224, 783232, 1370656, 1512448, 1566464, 2741312, 3024896, 3132928, 5482624, 6265856, 10965248, 12531712, 21930496, 43860992, 87721984]

約数ペア:

[(1, 87721984), (2, 43860992), (4, 21930496), (7, 12531712), (8, 10965248), (14, 6265856), (16, 5482624), (28, 3132928), (29, 3024896), (32, 2741312), (56, 1566464), (58, 1512448), (64, 1370656), (112, 783232), (116, 756224), (128, 685328), (203, 432128), (211, 415744), (224, 391616), (232, 378112), (256, 342664), (406, 216064), (422, 207872), (448, 195808), (464, 189056), (512, 171332), (812, 108032), (844, 103936), (896, 97904), (928, 94528), (1024, 85666), (1477, 59392), (1624, 54016), (1688, 51968), (1792, 48952), (1856, 47264), (2048, 42833), (2954, 29696), (3248, 27008), (3376, 25984), (3584, 24476), (3712, 23632), (5908, 14848), (6119, 14336), (6496, 13504), (6752, 12992), (7168, 12238), (7424, 11816)]