55558880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26711}}^1$

素因数の和:26739

約数の個数: 48

約数和(自身を含む): 141359904

約数和(自身を除く): 85801024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 26711, 53422, 106844, 133555, 213688, 267110, 347243, 427376, 534220, 694486, 854752, 1068440, 1388972, 1736215, 2136880, 2777944, 3472430, 4273760, 5555888, 6944860, 11111776, 13889720, 27779440, 55558880]

約数ペア:

[(1, 55558880), (2, 27779440), (4, 13889720), (5, 11111776), (8, 6944860), (10, 5555888), (13, 4273760), (16, 3472430), (20, 2777944), (26, 2136880), (32, 1736215), (40, 1388972), (52, 1068440), (65, 854752), (80, 694486), (104, 534220), (130, 427376), (160, 347243), (208, 267110), (260, 213688), (416, 133555), (520, 106844), (1040, 53422), (2080, 26711)]