87166575

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{12497}}^1$

素因数の和:12544

約数の個数: 36

約数和(自身を含む): 161174208

約数和(自身を除く): 74007633

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 155, 225, 279, 465, 775, 1395, 2325, 6975, 12497, 37491, 62485, 112473, 187455, 312425, 387407, 562365, 937275, 1162221, 1937035, 2811825, 3486663, 5811105, 9685175, 17433315, 29055525, 87166575]

約数ペア:

[(1, 87166575), (3, 29055525), (5, 17433315), (9, 9685175), (15, 5811105), (25, 3486663), (31, 2811825), (45, 1937035), (75, 1162221), (93, 937275), (155, 562365), (225, 387407), (279, 312425), (465, 187455), (775, 112473), (1395, 62485), (2325, 37491), (6975, 12497)]