156720145420

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{25035167}}^1$

素因数の和:25035489

約数の個数: 24

約数和(自身を含む): 330163795584

約数和(自身を除く): 173443650164

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 25035167, 50070334, 100140668, 125175835, 250351670, 500703340, 7836007271, 15672014542, 31344029084, 39180036355, 78360072710, 156720145420]

約数ペア:

[(1, 156720145420), (2, 78360072710), (4, 39180036355), (5, 31344029084), (10, 15672014542), (20, 7836007271), (313, 500703340), (626, 250351670), (1252, 125175835), (1565, 100140668), (3130, 50070334), (6260, 25035167)]