82538840

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{8221}}^1$

素因数の和:8483

約数の個数: 32

約数和(自身を含む): 186474960

約数和(自身を除く): 103936120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 8221, 10040, 16442, 32884, 41105, 65768, 82210, 164420, 328840, 2063471, 4126942, 8253884, 10317355, 16507768, 20634710, 41269420, 82538840]

約数ペア:

[(1, 82538840), (2, 41269420), (4, 20634710), (5, 16507768), (8, 10317355), (10, 8253884), (20, 4126942), (40, 2063471), (251, 328840), (502, 164420), (1004, 82210), (1255, 65768), (2008, 41105), (2510, 32884), (5020, 16442), (8221, 10040)]