131285296810

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{320208041}}^1$

素因数の和:320208089

約数の個数: 16

約数和(自身を含む): 242077279752

約数和(自身を除く): 110791982942

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 320208041, 640416082, 1601040205, 3202080410, 13128529681, 26257059362, 65642648405, 131285296810]

約数ペア:

[(1, 131285296810), (2, 65642648405), (5, 26257059362), (10, 13128529681), (41, 3202080410), (82, 1601040205), (205, 640416082), (410, 320208041)]