80804524

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{353}}^1\times {\mathrm{643}}^1$

素因数の和:1089

約数の個数: 24

約数和(自身を含む): 143624880

約数和(自身を除く): 62820356

約数列:

[1, 2, 4, 89, 178, 353, 356, 643, 706, 1286, 1412, 2572, 31417, 57227, 62834, 114454, 125668, 226979, 228908, 453958, 907916, 20201131, 40402262, 80804524]

約数ペア:

[(1, 80804524), (2, 40402262), (4, 20201131), (89, 907916), (178, 453958), (353, 228908), (356, 226979), (643, 125668), (706, 114454), (1286, 62834), (1412, 57227), (2572, 31417)]