68689850

素因数分解:

$2^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{10487}}^1$

素因数の和:10630

約数の個数: 24

約数和(自身を含む): 128750688

約数和(自身を除く): 60060838

約数列:

[1, 2, 5, 10, 25, 50, 131, 262, 655, 1310, 3275, 6550, 10487, 20974, 52435, 104870, 262175, 524350, 1373797, 2747594, 6868985, 13737970, 34344925, 68689850]

約数ペア:

[(1, 68689850), (2, 34344925), (5, 13737970), (10, 6868985), (25, 2747594), (50, 1373797), (131, 524350), (262, 262175), (655, 104870), (1310, 52435), (3275, 20974), (6550, 10487)]