89611900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{409}}^1$

素因数の和:743

約数の個数: 72

約数和(自身を含む): 223492640

約数和(自身を除く): 133880740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 313, 350, 409, 626, 700, 818, 1252, 1565, 1636, 2045, 2191, 2863, 3130, 4090, 4382, 5726, 6260, 7825, 8180, 8764, 10225, 10955, 11452, 14315, 15650, 20450, 21910, 28630, 31300, 40900, 43820, 54775, 57260, 71575, 109550, 128017, 143150, 219100, 256034, 286300, 512068, 640085, 896119, 1280170, 1792238, 2560340, 3200425, 3584476, 4480595, 6400850, 8961190, 12801700, 17922380, 22402975, 44805950, 89611900]

約数ペア:

[(1, 89611900), (2, 44805950), (4, 22402975), (5, 17922380), (7, 12801700), (10, 8961190), (14, 6400850), (20, 4480595), (25, 3584476), (28, 3200425), (35, 2560340), (50, 1792238), (70, 1280170), (100, 896119), (140, 640085), (175, 512068), (313, 286300), (350, 256034), (409, 219100), (626, 143150), (700, 128017), (818, 109550), (1252, 71575), (1565, 57260), (1636, 54775), (2045, 43820), (2191, 40900), (2863, 31300), (3130, 28630), (4090, 21910), (4382, 20450), (5726, 15650), (6260, 14315), (7825, 11452), (8180, 10955), (8764, 10225)]