78016690

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{2081}}^1$

素因数の和:2274

約数の個数: 32

約数和(自身を含む): 147505536

約数和(自身を除く): 69488846

約数列:

[1, 2, 5, 10, 23, 46, 115, 163, 230, 326, 815, 1630, 2081, 3749, 4162, 7498, 10405, 18745, 20810, 37490, 47863, 95726, 239315, 339203, 478630, 678406, 1696015, 3392030, 7801669, 15603338, 39008345, 78016690]

約数ペア:

[(1, 78016690), (2, 39008345), (5, 15603338), (10, 7801669), (23, 3392030), (46, 1696015), (115, 678406), (163, 478630), (230, 339203), (326, 239315), (815, 95726), (1630, 47863), (2081, 37490), (3749, 20810), (4162, 18745), (7498, 10405)]