65393080

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{3413}}^1$

素因数の和:3903

約数の個数: 32

約数和(自身を含む): 147484800

約数和(自身を除く): 82091720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1916, 2395, 3413, 3832, 4790, 6826, 9580, 13652, 17065, 19160, 27304, 34130, 68260, 136520, 1634827, 3269654, 6539308, 8174135, 13078616, 16348270, 32696540, 65393080]

約数ペア:

[(1, 65393080), (2, 32696540), (4, 16348270), (5, 13078616), (8, 8174135), (10, 6539308), (20, 3269654), (40, 1634827), (479, 136520), (958, 68260), (1916, 34130), (2395, 27304), (3413, 19160), (3832, 17065), (4790, 13652), (6826, 9580)]