69885880

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{13337}}^1$

素因数の和:13479

約数の個数: 32

約数和(自身を含む): 158455440

約数和(自身を除く): 88569560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 13337, 26674, 53348, 66685, 106696, 133370, 266740, 533480, 1747147, 3494294, 6988588, 8735735, 13977176, 17471470, 34942940, 69885880]

約数ペア:

[(1, 69885880), (2, 34942940), (4, 17471470), (5, 13977176), (8, 8735735), (10, 6988588), (20, 3494294), (40, 1747147), (131, 533480), (262, 266740), (524, 133370), (655, 106696), (1048, 66685), (1310, 53348), (2620, 26674), (5240, 13337)]