61562140

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{23497}}^1$

素因数の和:23637

約数の個数: 24

約数和(自身を含む): 130272912

約数和(自身を除く): 68710772

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 23497, 46994, 93988, 117485, 234970, 469940, 3078107, 6156214, 12312428, 15390535, 30781070, 61562140]

約数ペア:

[(1, 61562140), (2, 30781070), (4, 15390535), (5, 12312428), (10, 6156214), (20, 3078107), (131, 469940), (262, 234970), (524, 117485), (655, 93988), (1310, 46994), (2620, 23497)]