84497720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{769}}^1$

素因数の和:888

約数の個数: 64

約数和(自身を含む): 197920800

約数和(自身を除く): 113423080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 67, 82, 134, 164, 205, 268, 328, 335, 410, 536, 670, 769, 820, 1340, 1538, 1640, 2680, 2747, 3076, 3845, 5494, 6152, 7690, 10988, 13735, 15380, 21976, 27470, 30760, 31529, 51523, 54940, 63058, 103046, 109880, 126116, 157645, 206092, 252232, 257615, 315290, 412184, 515230, 630580, 1030460, 1261160, 2060920, 2112443, 4224886, 8449772, 10562215, 16899544, 21124430, 42248860, 84497720]

約数ペア:

[(1, 84497720), (2, 42248860), (4, 21124430), (5, 16899544), (8, 10562215), (10, 8449772), (20, 4224886), (40, 2112443), (41, 2060920), (67, 1261160), (82, 1030460), (134, 630580), (164, 515230), (205, 412184), (268, 315290), (328, 257615), (335, 252232), (410, 206092), (536, 157645), (670, 126116), (769, 109880), (820, 103046), (1340, 63058), (1538, 54940), (1640, 51523), (2680, 31529), (2747, 30760), (3076, 27470), (3845, 21976), (5494, 15380), (6152, 13735), (7690, 10988)]