8555225

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 13332480

約数和(自身を除く): 4777255

約数列:

[1, 5, 7, 19, 25, 31, 35, 83, 95, 133, 155, 175, 217, 415, 475, 581, 589, 665, 775, 1085, 1577, 2075, 2573, 2905, 2945, 3325, 4123, 5425, 7885, 11039, 12865, 14525, 14725, 18011, 20615, 39425, 48887, 55195, 64325, 90055, 103075, 244435, 275975, 342209, 450275, 1222175, 1711045, 8555225]

約数ペア:

[(1, 8555225), (5, 1711045), (7, 1222175), (19, 450275), (25, 342209), (31, 275975), (35, 244435), (83, 103075), (95, 90055), (133, 64325), (155, 55195), (175, 48887), (217, 39425), (415, 20615), (475, 18011), (581, 14725), (589, 14525), (665, 12865), (775, 11039), (1085, 7885), (1577, 5425), (2075, 4123), (2573, 3325), (2905, 2945)]