82040120

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{33623}}^1$

素因数の和:33695

約数の個数: 32

約数和(自身を含む): 187621920

約数和(自身を除く): 105581800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 33623, 67246, 134492, 168115, 268984, 336230, 672460, 1344920, 2051003, 4102006, 8204012, 10255015, 16408024, 20510030, 41020060, 82040120]

約数ペア:

[(1, 82040120), (2, 41020060), (4, 20510030), (5, 16408024), (8, 10255015), (10, 8204012), (20, 4102006), (40, 2051003), (61, 1344920), (122, 672460), (244, 336230), (305, 268984), (488, 168115), (610, 134492), (1220, 67246), (2440, 33623)]