78043705

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^2$

素因数の和:265

約数の個数: 24

約数和(自身を含む): 98759304

約数和(自身を除く): 20715599

約数列:

[1, 5, 41, 61, 79, 205, 305, 395, 2501, 3239, 4819, 6241, 12505, 16195, 24095, 31205, 197579, 255881, 380701, 987895, 1279405, 1903505, 15608741, 78043705]

約数ペア:

[(1, 78043705), (5, 15608741), (41, 1903505), (61, 1279405), (79, 987895), (205, 380701), (305, 255881), (395, 197579), (2501, 31205), (3239, 24095), (4819, 16195), (6241, 12505)]