168571880

素因数分解:

$2^3\times 5^1\times {\mathrm{839}}^1\times {\mathrm{5023}}^1$

素因数の和:5873

約数の個数: 32

約数和(自身を含む): 379814400

約数和(自身を除く): 211242520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 839, 1678, 3356, 4195, 5023, 6712, 8390, 10046, 16780, 20092, 25115, 33560, 40184, 50230, 100460, 200920, 4214297, 8428594, 16857188, 21071485, 33714376, 42142970, 84285940, 168571880]

約数ペア:

[(1, 168571880), (2, 84285940), (4, 42142970), (5, 33714376), (8, 21071485), (10, 16857188), (20, 8428594), (40, 4214297), (839, 200920), (1678, 100460), (3356, 50230), (4195, 40184), (5023, 33560), (6712, 25115), (8390, 20092), (10046, 16780)]