85491868

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2087}}^1$

素因数の和:2135

約数の個数: 72

約数和(自身を含む): 199946880

約数和(自身を除く): 114455012

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 76, 77, 98, 133, 154, 196, 209, 266, 308, 418, 532, 539, 836, 931, 1078, 1463, 1862, 2087, 2156, 2926, 3724, 4174, 5852, 8348, 10241, 14609, 20482, 22957, 29218, 39653, 40964, 45914, 58436, 79306, 91828, 102263, 158612, 160699, 204526, 277571, 321398, 409052, 436183, 555142, 642796, 872366, 1110284, 1124893, 1744732, 1942997, 2249786, 3053281, 3885994, 4499572, 6106562, 7771988, 12213124, 21372967, 42745934, 85491868]

約数ペア:

[(1, 85491868), (2, 42745934), (4, 21372967), (7, 12213124), (11, 7771988), (14, 6106562), (19, 4499572), (22, 3885994), (28, 3053281), (38, 2249786), (44, 1942997), (49, 1744732), (76, 1124893), (77, 1110284), (98, 872366), (133, 642796), (154, 555142), (196, 436183), (209, 409052), (266, 321398), (308, 277571), (418, 204526), (532, 160699), (539, 158612), (836, 102263), (931, 91828), (1078, 79306), (1463, 58436), (1862, 45914), (2087, 40964), (2156, 39653), (2926, 29218), (3724, 22957), (4174, 20482), (5852, 14609), (8348, 10241)]