205280903560

素因数分解:

$2^3\times 5^1\times {\mathrm{5132022589}}^1$

素因数の和:5132022600

約数の個数: 16

約数和(自身を含む): 461882033100

約数和(自身を除く): 256601129540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5132022589, 10264045178, 20528090356, 25660112945, 41056180712, 51320225890, 102640451780, 205280903560]

約数ペア:

[(1, 205280903560), (2, 102640451780), (4, 51320225890), (5, 41056180712), (8, 25660112945), (10, 20528090356), (20, 10264045178), (40, 5132022589)]