80208158

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:512

約数の個数: 32

約数和(自身を含む): 130775040

約数和(自身を除く): 50566882

約数列:

[1, 2, 19, 38, 43, 86, 191, 257, 382, 514, 817, 1634, 3629, 4883, 7258, 8213, 9766, 11051, 16426, 22102, 49087, 98174, 156047, 209969, 312094, 419938, 932653, 1865306, 2110741, 4221482, 40104079, 80208158]

約数ペア:

[(1, 80208158), (2, 40104079), (19, 4221482), (38, 2110741), (43, 1865306), (86, 932653), (191, 419938), (257, 312094), (382, 209969), (514, 156047), (817, 98174), (1634, 49087), (3629, 22102), (4883, 16426), (7258, 11051), (8213, 9766)]