80195210

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{112951}}^1$

素因数の和:113029

約数の個数: 16

約数和(自身を含む): 146385792

約数和(自身を除く): 66190582

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 112951, 225902, 564755, 1129510, 8019521, 16039042, 40097605, 80195210]

約数ペア:

[(1, 80195210), (2, 40097605), (5, 16039042), (10, 8019521), (71, 1129510), (142, 564755), (355, 225902), (710, 112951)]