71312090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1\times {\mathrm{499}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 133056000

約数和(自身を除く): 61743910

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 461, 499, 922, 998, 2305, 2495, 4610, 4990, 14291, 15469, 28582, 30938, 71455, 77345, 142910, 154690, 230039, 460078, 1150195, 2300390, 7131209, 14262418, 35656045, 71312090]

約数ペア:

[(1, 71312090), (2, 35656045), (5, 14262418), (10, 7131209), (31, 2300390), (62, 1150195), (155, 460078), (310, 230039), (461, 154690), (499, 142910), (922, 77345), (998, 71455), (2305, 30938), (2495, 28582), (4610, 15469), (4990, 14291)]