61427860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{236261}}^1$

素因数の和:236283

約数の個数: 24

約数和(自身を含む): 138922056

約数和(自身を除く): 77494196

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 236261, 472522, 945044, 1181305, 2362610, 3071393, 4725220, 6142786, 12285572, 15356965, 30713930, 61427860]

約数ペア:

[(1, 61427860), (2, 30713930), (4, 15356965), (5, 12285572), (10, 6142786), (13, 4725220), (20, 3071393), (26, 2362610), (52, 1181305), (65, 945044), (130, 472522), (260, 236261)]