161898190

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{277}}^2$

素因数の和:772

約数の個数: 24

約数和(自身を含む): 293858712

約数和(自身を除く): 131960522

約数列:

[1, 2, 5, 10, 211, 277, 422, 554, 1055, 1385, 2110, 2770, 58447, 76729, 116894, 153458, 292235, 383645, 584470, 767290, 16189819, 32379638, 80949095, 161898190]

約数ペア:

[(1, 161898190), (2, 80949095), (5, 32379638), (10, 16189819), (211, 767290), (277, 584470), (422, 383645), (554, 292235), (1055, 153458), (1385, 116894), (2110, 76729), (2770, 58447)]