51179080

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{9767}}^1$

素因数の和:9909

約数の個数: 32

約数和(自身を含む): 116043840

約数和(自身を除く): 64864760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 9767, 19534, 39068, 48835, 78136, 97670, 195340, 390680, 1279477, 2558954, 5117908, 6397385, 10235816, 12794770, 25589540, 51179080]

約数ペア:

[(1, 51179080), (2, 25589540), (4, 12794770), (5, 10235816), (8, 6397385), (10, 5117908), (20, 2558954), (40, 1279477), (131, 390680), (262, 195340), (524, 97670), (655, 78136), (1048, 48835), (1310, 39068), (2620, 19534), (5240, 9767)]