90600520

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{7283}}^1$

素因数の和:7605

約数の個数: 32

約数和(自身を含む): 204534720

約数和(自身を除く): 113934200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 7283, 12440, 14566, 29132, 36415, 58264, 72830, 145660, 291320, 2265013, 4530026, 9060052, 11325065, 18120104, 22650130, 45300260, 90600520]

約数ペア:

[(1, 90600520), (2, 45300260), (4, 22650130), (5, 18120104), (8, 11325065), (10, 9060052), (20, 4530026), (40, 2265013), (311, 291320), (622, 145660), (1244, 72830), (1555, 58264), (2488, 36415), (3110, 29132), (6220, 14566), (7283, 12440)]