157210367120

素因数分解:

$2^4\times 5^1\times {\mathrm{1965129589}}^1$

素因数の和:1965129602

約数の個数: 20

約数和(自身を含む): 365514103740

約数和(自身を除く): 208303736620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1965129589, 3930259178, 7860518356, 9825647945, 15721036712, 19651295890, 31442073424, 39302591780, 78605183560, 157210367120]

約数ペア:

[(1, 157210367120), (2, 78605183560), (4, 39302591780), (5, 31442073424), (8, 19651295890), (10, 15721036712), (16, 9825647945), (20, 7860518356), (40, 3930259178), (80, 1965129589)]