80487.000000

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:177

約数の個数: 32

約数和(自身を含む): 645120

約数和(自身を除く): 309435

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 139, 161, 345, 417, 483, 695, 805, 973, 2085, 2415, 2919, 3197, 4865, 9591, 14595, 15985, 22379, 47955, 67137, 111895, 335685]

約数ペア:

[(1, 335685), (3, 111895), (5, 67137), (7, 47955), (15, 22379), (21, 15985), (23, 14595), (35, 9591), (69, 4865), (105, 3197), (115, 2919), (139, 2415), (161, 2085), (345, 973), (417, 805), (483, 695)]