65329880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21211}}^1$

素因数の和:21240

約数の個数: 64

約数和(自身を含む): 183271680

約数和(自身を除く): 117941800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 21211, 42422, 84844, 106055, 148477, 169688, 212110, 233321, 296954, 424220, 466642, 593908, 742385, 848440, 933284, 1166605, 1187816, 1484770, 1633247, 1866568, 2333210, 2969540, 3266494, 4666420, 5939080, 6532988, 8166235, 9332840, 13065976, 16332470, 32664940, 65329880]

約数ペア:

[(1, 65329880), (2, 32664940), (4, 16332470), (5, 13065976), (7, 9332840), (8, 8166235), (10, 6532988), (11, 5939080), (14, 4666420), (20, 3266494), (22, 2969540), (28, 2333210), (35, 1866568), (40, 1633247), (44, 1484770), (55, 1187816), (56, 1166605), (70, 933284), (77, 848440), (88, 742385), (110, 593908), (140, 466642), (154, 424220), (220, 296954), (280, 233321), (308, 212110), (385, 169688), (440, 148477), (616, 106055), (770, 84844), (1540, 42422), (3080, 21211)]