157003601680

素因数分解:

$2^4\times 5^1\times {\mathrm{1962545021}}^1$

素因数の和:1962545034

約数の個数: 20

約数和(自身を含む): 365033374092

約数和(自身を除く): 208029772412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1962545021, 3925090042, 7850180084, 9812725105, 15700360168, 19625450210, 31400720336, 39250900420, 78501800840, 157003601680]

約数ペア:

[(1, 157003601680), (2, 78501800840), (4, 39250900420), (5, 31400720336), (8, 19625450210), (10, 15700360168), (16, 9812725105), (20, 7850180084), (40, 3925090042), (80, 1962545021)]