144586520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{278051}}^1$

素因数の和:278075

約数の個数: 32

約数和(自身を含む): 350345520

約数和(自身を除く): 205759000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 278051, 556102, 1112204, 1390255, 2224408, 2780510, 3614663, 5561020, 7229326, 11122040, 14458652, 18073315, 28917304, 36146630, 72293260, 144586520]

約数ペア:

[(1, 144586520), (2, 72293260), (4, 36146630), (5, 28917304), (8, 18073315), (10, 14458652), (13, 11122040), (20, 7229326), (26, 5561020), (40, 3614663), (52, 2780510), (65, 2224408), (104, 1390255), (130, 1112204), (260, 556102), (520, 278051)]